conf/sigmod/75 Michael Stonebraker Implementation of Integrity Constraints and Views by Query Modification. 65-78 1975 SIGMOD Conference db/conf/sigmod/sigmod75.html#Stonebraker75 http://doi.acm.org/10.1145/500080.500091 SIGMOD75/P065.PDF ... conf/ifip/ChamberlinBT74 ... ... ... ... ... journals/cj/Florentin74 ... ... conf/pacific/HeldS75a conf/sigmod/Codd71 ... conf/sigmod/ChamberlinB74 persons/Codd72 conf/sigmod/Stonebraker74 journals/cacm/Codd70 conf/pacific/McDonaldS75 conf/sigmod/Rothnie74 conf/sigmod/Codd71a conf/ifip/Codd74