2009 | ||
---|---|---|
124 | Kai Sachs, Samuel Kounev, Stefan Appel, Alejandro P. Buchmann: Benchmarking of message-oriented middleware. DEBS 2009 | |
123 | Annika Hinze, Kai Sachs, Alejandro P. Buchmann: Event-based applications and enabling technologies. DEBS 2009 | |
122 | Alejandro P. Buchmann: Surviving the Glut: The Management of Event Streams in Cyberphysical Systems. OTM Conferences (2) 2009: 796 | |
121 | Eugen Berlin, Kristof Van Laerhoven, Bernt Schiele, Pablo Ezequiel Guerrero, Arthur Herzog, Daniel Jacobi, Alejandro P. Buchmann: Whac-A-Bee: a sensor network game. SenSys 2009: 333-334 | |
120 | Alejandro P. Buchmann: Open Nested Transaction Models. Encyclopedia of Database Systems 2009: 1978-1981 | |
119 | Kai Sachs, Samuel Kounev, Jean Bacon, Alejandro P. Buchmann: Performance evaluation of message-oriented middleware using the SPECjms2007 benchmark. Perform. Eval. 66(8): 410-434 (2009) | |
118 | Alejandro P. Buchmann, Boris Koldehofe: Complex Event Processing. it - Information Technology 51(5): 241-242 (2009) | |
2008 | ||
117 | Christof Leng, Wesley W. Terpstra, Bettina Kemme, Wilhelm Stannat, Alejandro P. Buchmann: Maintaining replicas in unstructured P2P systems. CoNEXT 2008: 19 | |
116 | Alejandro P. Buchmann: Surviving the Data Glut: The Management of Events Streams in Cyberphysical Systems. ENC 2008: 4 | |
115 | Pablo Ezequiel Guerrero, Kai Sachs, Stephan Butterweck, Alejandro P. Buchmann: Performance Evaluation of Embedded ECA Rule Engines: A Case Study. EPEW 2008: 48-63 | |
114 | Malú Castellanos, Alejandro P. Buchmann, Krithi Ramamritham: ICDE 2008 General Chairs Message. ICDE 2008 | |
113 | Samuel Kounev, Kai Sachs, Jean Bacon, Alejandro P. Buchmann: A Methodology for Performance Modeling of Distributed Event-Based Systems. ISORC 2008: 13-22 | |
112 | Christian Seeger, Bettina Kemme, Patric Kabus, Alejandro P. Buchmann: Area-based gossip multicast. NETGAMES 2008: 40-45 | |
111 | Arne Schmieg, Michael Stieler, Sebastian Jeckel, Patric Kabus, Bettina Kemme, Alejandro P. Buchmann: pSense - Maintaining a Dynamic Localized Peer-to-Peer Structure for Position Based Multicast in Games. Peer-to-Peer Computing 2008: 247-256 | |
110 | Ilia Petrov, Alejandro P. Buchmann: Architecture of OMG MOF-based repository systems. iiWAS 2008: 193-200 | |
2007 | ||
109 | Bernt Schiele, Anind K. Dey, Hans Gellersen, Boris E. R. de Ruyter, Manfred Tscheligi, Reiner Wichert, Emile H. L. Aarts, Alejandro P. Buchmann: Ambient Intelligence, European Conference, AmI 2007, Darmstadt, Germany, November 7-10, 2007, Proceedings Springer 2007 | |
108 | Sebastian Salvucci, Mariano Cilia, Alejandro P. Buchmann: A practical approach for enabling online analysis of event streams. DEBS 2007: 158-163 | |
107 | Patric Kabus, Alejandro P. Buchmann: Design of a cheat-resistant P2P online gaming system. DIMEA 2007: 113-120 | |
106 | Pablo Ezequiel Guerrero, Daniel Jacobi, Alejandro P. Buchmann: Workflow support for wireless sensor and actor networks: a position paper. DMSN 2007: 31-36 | |
105 | Kai Sachs, Samuel Kounev, Jean Bacon, Alejandro P. Buchmann: Workload Characterization of the SPECjms2007 Benchmark. EPEW 2007: 228-244 | |
104 | Alejandro P. Buchmann: Infrastructure for Smart Cities: The Killer Application for Event-Based Computing. Event Processing 2007 | |
103 | Pablo Ezequiel Guerrero, Kai Sachs, Mariano Cilia, Christof Bornhövd, Alejandro P. Buchmann: Pushing Business Data Processing Towards the Periphery. ICDE 2007: 1485-1486 | |
102 | Wesley W. Terpstra, Christof Leng, Alejandro P. Buchmann: Practical summation via gossip. PODC 2007: 390-391 | |
101 | Wesley W. Terpstra, Jussi Kangasharju, Christof Leng, Alejandro P. Buchmann: Bubblestorm: resilient, probabilistic, and exhaustive peer-to-peer search. SIGCOMM 2007: 49-60 | |
2006 | ||
100 | Mario Antollini, Mariano Cilia, Alejandro P. Buchmann: Implementing a High Level PUB/SUB Layer for Enterprise Information Systems. ICEIS (1) 2006: 54-62 | |
99 | Stefan Behnel, Alejandro P. Buchmann, Paul Grace, Barry Porter, Geoff Coulson: A Specification-to-Deployment Architecture for Overlay Networks. OTM Conferences (2) 2006: 1522-1540 | |
98 | Samuel Kounev, Christofer Dutz, Alejandro P. Buchmann: QPME - Queueing Petri Net Modeling Environment. QEST 2006: 115-116 | |
97 | Ludger Fiege, Mariano Cilia, Gero Mühl, Alejandro P. Buchmann: Publish-Subscribe Grows Up: Support for Management, Visibility Control, and Heterogeneity. IEEE Internet Computing 10(1): 48-55 (2006) | |
96 | Samuel Kounev, Alejandro P. Buchmann: SimQPN - A tool and methodology for analyzing queueing Petri net models by means of simulation. Perform. Eval. 63(4-5): 364-394 (2006) | |
2005 | ||
95 | Yan Zhu, Alejandro P. Buchmann: Cubing Web Data Based on Multidimensional Arrays. ASIAN 2005: 268-269 | |
94 | Cristian Fiorentino, Mariano Cilia, Ludger Fiege, Alejandro P. Buchmann: Building a Configurable Publish/Subscribe Notification Service. DAIS 2005: 136-147 | |
93 | Stefan Behnel, Alejandro P. Buchmann: Models and Languages for Overlay Networks. DBISP2P 2005: 211-218 | |
92 | Dimka Karastoyanova, Alejandro Houspanossian, Mariano Cilia, Frank Leymann, Alejandro P. Buchmann: Extending BPEL for Run Time Adaptability. EDOC 2005: 15-26 | |
91 | Dimka Karastoyanova, Frank Leymann, Alejandro P. Buchmann: An Approach to Parameterizing Web Service Flows. ICSOC 2005: 533-538 | |
90 | Jan Steffan, Ludger Fiege, Mariano Cilia, Alejandro P. Buchmann: Towards Multi-Purpose Wireless Sensor Networks. ICW/ICHSN/ICMCS/SENET 2005: 336-341 | |
89 | Stefan Behnel, Alejandro P. Buchmann: Overlay Networks - Implementation by Specification. Middleware 2005: 401-410 | |
88 | Patric Kabus, Wesley W. Terpstra, Mariano Cilia, Alejandro P. Buchmann: Addressing cheating in distributed MMOGs. NETGAMES 2005: 1-6 | |
87 | Alejandro P. Buchmann: Real-Time Databases. Encyclopedia of Database Technologies and Applications 2005: 524-529 | |
86 | Alejandro P. Buchmann, Mariano Cilia: Data management research at Technische Universität Darmstadt. SIGMOD Record 34(4): 65-70 (2005) | |
2004 | ||
85 | Frank Buschmann, Alejandro P. Buchmann, Mariano Cilia: Object-Oriented Technology: ECOOP 2003 Workshop Reader, ECOOP 2003 Workshops, Darmstadt, Germany, July 21-25, 2003, Final Reports Springer 2004 | |
84 | Wesley W. Terpstra, Stefan Behnel, Ludger Fiege, Jussi Kangasharju, Alejandro P. Buchmann: Bit Zipper Rendezvous Optimal Data Placement for General P2P Queries. EDBT Workshops 2004: 466-475 | |
83 | Dimka Karastoyanova, Alejandro P. Buchmann: Automating the Development of Web Service Compositions Using Templates. GI Jahrestagung (2) 2004: 517-523 | |
82 | Dimka Karastoyanova, Alejandro P. Buchmann: A Procedure for Development and Execution of Process-Based Composite Web Services. ICWE 2004: 593-594 | |
81 | Dimka Karastoyanova, Alejandro P. Buchmann: On the use of web service compositions for systems management automation: a use case. ICWI 2004: 1047-1050 | |
80 | Jan Steffan, Ludger Fiege, Mariano Cilia, Alejandro P. Buchmann: Scoping in wireless sensor networks: a position paper. Middleware for Pervasive and Ad-hoc Computing 2004: 167-171 | |
79 | Dimka Karastoyanova, Alejandro P. Buchmann: Development Life Cycle of Web Service-Based Business Processes. Enabling dynamic invocation of Web service at run time. WSMAI 2004: 9-22 | |
78 | Dimka Karastoyanova, Alejandro P. Buchmann: ReFFlow: A Model and Generic Approach to Flexibility of Web Service Compositions. iiWAS 2004 | |
77 | Alejandro P. Buchmann, Christof Bornhövd, Mariano Cilia, Ludger Fiege, Felix C. Gärtner, Christoph Liebig, Matthias Meixner, Gero Mühl: DREAM: Distributed Reliable Event-Based Application Management. Web Dynamics 2004: 319-352 | |
2003 | ||
76 | Mariano Cilia, Christof Bornhövd, Alejandro P. Buchmann: CREAM: An Infrastructure for Distributed, Heterogeneous Event-Based Applications. CoopIS/DOA/ODBASE 2003: 482-502 | |
75 | Wesley W. Terpstra, Stefan Behnel, Ludger Fiege, Andreas Zeidler, Alejandro P. Buchmann: A peer-to-peer approach to content-based publish/subscribe. DEBS 2003 | |
74 | Mariano Cilia, Ludger Fiege, C. Haul, Andreas Zeidler, Alejandro P. Buchmann: Looking into the past: enhancing mobile publish/subscribe middleware. DEBS 2003 | |
73 | Matthias Meixner, Alejandro P. Buchmann: HADES - Ein hochverfügbares verteiltes Main-Memory DBMS für eventbasierte Systeme. GI Jahrestagung (Schwerpunkt "Sicherheit - Schutz und Zuverlässigkeit") 2003: 261-264 | |
72 | Mariano Cilia, Michael Haupt, Mira Mezini, Alejandro P. Buchmann: The Convergence of AOP and Active Databases: Towards Reactive Middleware. GPCE 2003: 169-188 | |
71 | Dimka Karastoyanova, Alejandro P. Buchmann: Components, Middleware and Web Services. ICWI 2003: 967-970 | |
70 | Samuel Kounev, Alejandro P. Buchmann: Performance modelling of distributed e-business applications using Queuing Petri Nets. ISPASS 2003: 143-155 | |
69 | Kai S. Juse, Samuel Kounev, Alejandro P. Buchmann: PetStore-WS: Measuring the Performance Implications of Web Services. Int. CMG Conference 2003: 113-123 | |
68 | Samuel Kounev, Alejandro P. Buchmann: {Performance Modeling and Evaluation of Large-Scale J2EE Applications. Int. CMG Conference 2003: 273-283 | |
67 | Martin L. Kersten, Gerhard Weikum, Michael J. Franklin, Daniel A. Keim, Alejandro P. Buchmann, Surajit Chaudhuri: A Database Striptease or How to Manage Your Personal Databases. VLDB 2003: 1043-1044 | |
2002 | ||
66 | Alejandro P. Buchmann, Fabio Casati, Ludger Fiege, Meichun Hsu, Ming-Chien Shan: Technologies for E-Services, Third International Workshop, TES 2002, Hong Kong, China, August 23-24, 2002, Proceedings Springer 2002 | |
65 | Gero Mühl, Ludger Fiege, Alejandro P. Buchmann: Filter Similarities in Content-Based Publish/Subscribe Systems. ARCS 2002: 224-240 | |
64 | Ludger Fiege, Mira Mezini, Gero Mühl, Alejandro P. Buchmann: Engineering Event-Based Systems with Scopes. ECOOP 2002: 309-333 | |
63 | Gero Mühl, Ludger Fiege, Felix C. Gärtner, Alejandro P. Buchmann: Evaluating Advanced Routing Algorithms for Content-Based Publish/Subscribe Systems. MASCOTS 2002: 167-176 | |
62 | Mariano Cilia, P. Hasselmayer, Alejandro P. Buchmann: Profiling and Internet Connectivity in Automotive Environments. VLDB 2002: 1071-1074 | |
61 | Samuel Kounev, Alejandro P. Buchmann: Improving Data Access of J2EE Applications by Exploiting Asynchronous Messaging and Caching Services. VLDB 2002: 574-585 | |
60 | Yan Zhu, Alejandro P. Buchmann: Evaluating and Selecting Web Sources as External Information Resources of a Data Warehouse. WISE 2002: 149-160 | |
59 | Mariano Cilia, Alejandro P. Buchmann: Profiling and Service Delivery in Internet-enabled Cars. IEEE Data Eng. Bull. 25(4): 66-70 (2002) | |
58 | Mariano Cilia, Alejandro P. Buchmann: An Active Functionality Service for E-Business Applications. SIGMOD Record 31(1): 24-30 (2002) | |
2001 | ||
57 | Mariano Cilia, Christof Bornhövd, Alejandro P. Buchmann: Moving Active Functionality from Centralized to Open Distributed Heterogeneous Environments. CoopIS 2001: 195-210 | |
56 | Ludger Fiege, Gero Mühl, Alejandro P. Buchmann: An Architectural Framework für Electronic Commerce Applications. GI Jahrestagung (2) 2001: 928-938 | |
55 | Alejandro P. Buchmann: E-services: The Next Wave of Internet-Based Applications. WELCOM 2001: 13 | |
2000 | ||
54 | Christoph Liebig, Marco Malva, Alejandro P. Buchmann: Integrating Notifications and Transactions: Concepts and X2TS Prototype. EDO 2000: 194-214 | |
53 | Christoph Liebig, Mariano Cilia, M. Betz, Alejandro P. Buchmann: A Publish/Subscribe CORBA Persistent State Service Prototype. Middleware 2000: 231-255 | |
52 | Ron Bourret, Christof Bornhövd, Alejandro P. Buchmann: A Generic Load/Extract Utility for Data Transfer between XML Documents and Relational Databases. WECWIS 2000: 134-143 | |
51 | Christof Bornhövd, Mariano Cilia, Christoph Liebig, Alejandro P. Buchmann: An Infrastructure for Meta-Auctions. WECWIS 2000: 21-30 | |
50 | Yan Zhu, Christof Bornhövd, Doris Sautner, Alejandro P. Buchmann: Materializing Web Data for OLAP and DSS. Web-Age Information Management 2000: 201-214 | |
1999 | ||
49 | Alejandro P. Buchmann: Datenbanksysteme in Büro, Technik und Wissenschaft (BTW), GI-Fachtagung, Freiburg, 1.-3. März 1999, Proceedings Springer 1999 | |
48 | Christof Bornhövd, Alejandro P. Buchmann: A Prototype for Metadata-Based Integration of Internet Sources. CAiSE 1999: 439-445 | |
47 | Christoph Liebig, Mariano Cilia, Alejandro P. Buchmann: Event Composition in Time-dependent Distributed Systems. CoopIS 1999: 70-78 | |
46 | Alejandro P. Buchmann, Ming-Chuan Wu: Supporting Group-By and Pipelining in Bitmap-Enabled Query Processors. SOFSEM 1999: 249-260 | |
45 | Jürgen Zimmermann, Alejandro P. Buchmann: REACH. Active Rules in Database Systems 1999: 263-277 | |
44 | Alejandro P. Buchmann: Architecture of Active Database Systems Active Rules in Database Systems 1999: 29-48 | |
43 | Ugur Çetintemel, Jürgen Zimmermann, Özgür Ulusoy, Alejandro P. Buchmann: OBJECTIVE: a benchmark for object-oriented active database systems. Journal of Systems and Software 45(1): 31-43 (1999) | |
1998 | ||
42 | Hartmut Vogler, Alejandro P. Buchmann: Using Multiple Mobile Agents for Distributed Transactions. CoopIS 1998: 114-121 | |
41 | Ming-Chuan Wu, Alejandro P. Buchmann: Encoded Bitmap Indexing for Data Warehouses. ICDE 1998: 220-230 | |
40 | Özgür Ulusoy, Alejandro P. Buchmann: A Real-Time Concurrency Control Protocol for Main-Memory Database Systems. Inf. Syst. 23(2): 109-125 (1998) | |
1997 | ||
39 | L. Brüchert, Jürgen Zimmermann, Alejandro P. Buchmann: Einsatzmöglichkeiten von Triggermechanismen und deren Performanz in einem Wertpapier-Archivierungssystem. BTW 1997: 342-351 | |
38 | Ming-Chuan Wu, Alejandro P. Buchmann: Research Issues in Data Warehousing. BTW 1997: 61-82 | |
1996 | ||
37 | T. M. Vijayaraman, Alejandro P. Buchmann, C. Mohan, Nandlal L. Sarda: VLDB'96, Proceedings of 22th International Conference on Very Large Data Bases, September 3-6, 1996, Mumbai (Bombay), India Morgan Kaufmann 1996 | |
36 | Thomas Kudrass, Marco Lehmbach, Alejandro P. Buchmann: Tool-Based Re-Engineering of a Legacy MIS: An Experience Report. CAiSE 1996: 116-135 | |
35 | Thomas Kudrass, Andreas Loew, Alejandro P. Buchmann: Active Object-Relational Mediators. CoopIS 1996: 228-239 | |
34 | Jürgen Zimmermann, Holger Branding, Alejandro P. Buchmann, Alin Deutsch, Andreas Geppert: Design, Implementation and Management of Rules in an Active Database System. DEXA 1996: 422-435 | |
33 | Holger Branding, Alejandro P. Buchmann: Unbundling RTDBMS functionality to support WWW-Applications. RTDB 1996: 43-45 | |
32 | Umeshwar Dayal, Alejandro P. Buchmann, Sharma Chakravarthy: The HiPAC Project Active Database Systems: Triggers and Rules For Advanced Database Processing 1996: 177-206 | |
31 | Özgür Ulusoy, Alejandro P. Buchmann: Exploiting Main Memory DBMS Features to Improve Real-Time Concurrency Control Protocols. SIGMOD Record 25(1): 23-25 (1996) | |
1995 | ||
30 | Holger Branding, Alejandro P. Buchmann: On Providing Soft and Hard Real-Time Capabilities in an Active DBMS. ARTDB 1995: 158-169 | |
29 | Alejandro P. Buchmann: Wrap-up Statement. ARTDB 1995: 264-266 | |
28 | Alejandro P. Buchmann, Jürgen Zimmermann, José A. Blakeley, David L. Wells: Building an Integrated Active OODBMS: Requirements, Architecture, and Design Decisions. ICDE 1995: 117-128 | |
27 | Alejandro P. Buchmann, Alin Deutsch, Jürgen Zimmermann, M. Higa: The REACH Active OODBMS. SIGMOD Conference 1995: 476 | |
1994 | ||
26 | Alejandro P. Buchmann: Database Management for Real-Time Applications. ADB 1994: 26 | |
1993 | ||
25 | Alejandro P. Buchmann: Active Object Systems. NATO ASI OODBS 1993: 201-224 | |
24 | Holger Branding, Alejandro P. Buchmann, Thomas Kudrass, Jürgen Zimmermann: Rules in an Open System: The REACH Rule System. Rules in Database Systems 1993: 111-126 | |
23 | Thomas Kudrass, Jürgen Zimmermann, Alejandro P. Buchmann: REACTOR - ein regelgesteuerter Transaktionsmanager für ein aktives Vermittlersystem. Datenbank Rundbrief 11: 20-21 (1993) | |
1992 | ||
22 | Alejandro P. Buchmann: Data Management for Real-Time Systems. VLDB 1992: 625 | |
21 | Alejandro P. Buchmann, M. Tamer Özsu, Dimitrios Georgakopoulos, Frank Manola: A Transaction Model for Active Distributed Object Systems Database Transaction Models for Advanced Applications 1992: 123-158 | |
20 | Jürgen Zimmermann, Thomas Kudrass, Alejandro P. Buchmann: Praktischer Einsatz von oo Entwurfsmethoden und DBMS in der Lehre. Datenbank Rundbrief 10: 31-32 (1992) | |
19 | Alejandro P. Buchmann, Holger Branding, Thomas Kudrass, Jürgen Zimmermann: REACH: a REal-time, ACtive and Heterogeneous mediator system. IEEE Data Eng. Bull. 15(1-4): 44-47 (1992) | |
1991 | ||
18 | Klaus R. Dittrich, Umeshwar Dayal, Alejandro P. Buchmann: On Object-Oriented Database Systems Springer 1991 | |
17 | Krithi Ramamritham, Sang Hyuk Son, Alejandro P. Buchmann, Klaus R. Dittrich, C. Mohan: Real-Time Databases (Panel). VLDB 1991: 313 | |
16 | Alejandro P. Buchmann, R. S. Carrera, M. A. Vazquez-Galindo: Handling Constraints and their Exceptions: An Attached Constraint Handler for Object-Oriented CAD Databases. On Object-Oriented Database System 1991: 65-86 | |
15 | Alejandro P. Buchmann, M. Tamer Özsu, Dimitrios Georgakopoulos: Towards a Transaction Management System for DOM. GTE Laboratories Incorporated TR-0146-06-91-165: (1991) | |
1990 | ||
14 | Alejandro P. Buchmann, Oliver Günther, Terence R. Smith, Y.-F. Wang: Design and Implementation of Large Spatial Databases, First Symposium SSD'89, Santa Barbara, California, July 17/18, 1989, Proceedings Springer 1990 | |
13 | Alejandro P. Buchmann: Modeling Heterogeneous Systems as an Active Object Space. POS 1990: 279-290 | |
12 | Frank Manola, Mark F. Hornick, Alejandro P. Buchmann: Object Data Model Facilities for Multimedia Data Types. GTE Laboratories Incorporated TM-0332-11-90-165: (1990) | |
11 | Oliver Günther, Alejandro P. Buchmann: Research Issues in Spatial Databases. IEEE Data Eng. Bull. 13(4): 35-42 (1990) | |
10 | Oliver Günther, Alejandro P. Buchmann: Research Issues in Spatial Databases. SIGMOD Record 19(4): 61-68 (1990) | |
1989 | ||
9 | Alejandro P. Buchmann, Dennis R. McCarthy, Meichun Hsu, Umeshwar Dayal: Time-Critical Database Scheduling: A Framework For Integrating Real-Time Scheduling and Concurrency Control. ICDE 1989: 470-480 | |
1988 | ||
8 | Umeshwar Dayal, Alejandro P. Buchmann, Dennis R. McCarthy: Rules Are Objects Too: A Knowledge Model For An Active, Object-Oriented Database System. OODBS 1988: 129-143 | |
7 | Umeshwar Dayal, Barbara T. Blaustein, Alejandro P. Buchmann, Upen S. Chakravarthy, Meichun Hsu, R. Ledin, Dennis R. McCarthy, Arnon Rosenthal, Sunil K. Sarin, Michael J. Carey, Miron Livny, Rajiv Jauhari: The HiPAC Project: Combining Active Databases and Timing Constraints. SIGMOD Record 17(1): 51-70 (1988) | |
1987 | ||
6 | Umeshwar Dayal, Frank Manola, Alejandro P. Buchmann, Upen S. Chakravarthy, David Goldhirsch, Sandra Heiler, Jack A. Orenstein, Arnon Rosenthal: Simplifying Complex Objects: The PROBE Approach to Modelling and Querying Them. BTW 1987: 17-37 | |
1986 | ||
5 | J. Gonzalez-Sustaeta, Alejandro P. Buchmann: An automated database design tool using the ELKA conceptual model. DAC 1986: 752-759 | |
4 | Alejandro P. Buchmann, R. S. Carrera, M. A. Vazquez-Galindo: A Generalized Constraint and Exception handler for an Object-Oriented CAD-DBMS. OODBS 1986: 38-49 | |
1985 | ||
3 | Alejandro P. Buchmann, Concepción Pérez de Célis: An Architecture and Data Model for CAD Databases. VLDB 1985: 105-114 | |
1984 | ||
2 | Don S. Batory, Alejandro P. Buchmann: Molecular Objects, Abstract Data Types, and Data Models: A Framework. VLDB 1984: 172-184 | |
1979 | ||
1 | Alejandro P. Buchmann, Tosiyasu L. Kunii: Evolutionary Drawing Formalization in an Engineering Database Environment. COMPSAC 1979 |