Elisa Bertino Claudio Bettini Elena Ferrari Pierangela Samarati A Temporal Access Control Mechanism for Database Systems. 67-80 1996 8 IEEE Trans. Knowl. Data Eng. 1 db/journals/tkde/tkde8.html#BertinoBFS96 db/journals/tkde/BertinoBFS96.html TKDE8/k0067.pdf db/journals/tkde/BertinoBFS96.html journals/toplas/AbadiBLP93 conf/pods/BaudinetNW91 ... conf/ccs/BertinoBS94 conf/ccs/BertinoSJ93 conf/vldb/CeriW91 conf/iclp/GelfondL88 conf/sigmod/GuptaMS93 ... conf/usenix/SteinerNS88 ... journals/jacm/GelderRS91 journals/csec/WooL93