``Now''.

James Clifford, Curtis E. Dyreson, Richard T. Snodgrass, Tomás Isakowitz, Christian S. Jensen: ``Now''. The TSQL2 Temporal Query Language 1995: 383-392

@incollection{DBLP:books/kl/snodgrass95/CliffordDSIJ95,
  author    = {James Clifford and
               Curtis E. Dyreson and
               Richard T. Snodgrass and
               Tom{\'a}s Isakowitz and
               Christian S. Jensen},
  title     = {``Now''},
  booktitle = {The TSQL2 Temporal Query Language},
  year      = {1995},
  pages     = {383-392},
  ee        = {db/books/collections/snodgrass95/CliffordDSIJ95.html},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

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