L. Edwin McKenzie Richard T. Snodgrass Evaluation of Relational Algebras Incorporating the Time Dimension in Databases. 501-543 1991 23 ACM Comput. Surv. 4 db/journals/csur/csur23.html#McKenzieS91 db/journals/csur/McKenzieS91.html CSURs1/csur23/P501.pdf conf/ijcai/AllenH85 ... conf/jcdkb/Anderson82 journals/tods/Ariav86 ... ... ... journals/tkde/BhargavaG93 ... ... journals/tods/Chen76 ... conf/icde/CliffordC87 conf/tdb/CliffordR87 conf/sigmod/CliffordT85 journals/tods/CliffordW83 journals/cacm/Codd70 books/aw/Codd90 ... conf/vldb/DadamLW84 ... journals/dke/Deen85 books/bc/ElmasriN89 ... conf/icde/Gadia86 journals/tods/Gadia88 conf/pods/GadiaV85 conf/sigmod/GadiaY88 conf/sigmod/Hanson87 conf/sigmod/Hanson88 journals/tkde/JensenMR91 journals/is/JonesMS79 conf/er/Klopprogge81 journals/jacm/Klug82 ... ... journals/is/LorentzosJ88 conf/sigmod/LumDEGPWWW84 books/cs/Maier83 conf/oodbs/ManolaD86 conf/vldb/MartinNA87 journals/sigmod/McKenzie86 phd/McKenzie88 journals/is/McKenzieS90 ... conf/tdb/NavatheA87 journals/ins/NavatheA89 journals/sigmod/OvermyerS82 journals/csur/Reisner81 ... ... journals/tods/Roussopoulos91 ... conf/bncod/SadeghiSD88 journals/cj/Sarda90 journals/tods/Shipman81 journals/cacm/SmithC75 journals/tods/Snodgrass87 conf/sigmod/SnodgrassA85 journals/computer/SnodgrassA86 journals/sigmod/Soo91 journals/debu/StamS88 journals/is/Tansel86 conf/icde/Tansel87 ... conf/ssdbm/TanselA86a journals/tse/TanselAO89 ... conf/vldb/TuzhilinC90 books/cs/Ullman89 books/cs/Ullman88 conf/sigmod/VandenbergD91 ...