conf/sigmod/89 Donald Cohen Compiling Complex Database Transition Triggers. 225-234 1989 SIGMOD Conference db/conf/sigmod/sigmod89.html#Cohen89 http://doi.acm.org/10.1145/67544.66947 db/conf/sigmod/Cohen89.html SIGMOD89/P225.PDF ... conf/aaai/Cohen86 conf/vldb/EswaranC75 ... conf/vldb/HammerM75 conf/sigmod/HammerS78 journals/acta/Nicolas82 conf/vldb/QianW86 ... conf/sigmod/Stonebraker75 ...