Kazimierz Subieta Marek Missala Semantics of Query Languages for the Entity-Relationship Model. 197-216 1986 ER db/conf/er/er86.html#SubietaM86 conf/er/86 er86/ER86-P197.pdf db/conf/er/SubietaM86.html conf/popl/AhoU79 conf/er/AtzeniC81 conf/vldb/BachmanD77 ... conf/db-workshops/Intervale conf/db-workshops/Brodie82 conf/sigmod/BunemanF79 journals/tods/Chen76 conf/icde/Chen84 conf/sigmod/Codd80 conf/fodo/CzejdoE85 conf/pods/DayalGK82 ... conf/er/ElmasriW81 journals/is/GettaR84 ... journals/jacm/Jacobs82 conf/vldb/JarkeLS85 ... conf/vldb/KlausnerG85 journals/jacm/Klug82 ... conf/er/LuskO79 conf/sigmod/ManolaP82 conf/icod/ManolaP83 conf/er/MarkowitzR83 ... conf/icde/ParentS84 conf/vldb/RosenthalHM84 ... ... journals/tods/Subieta85 journals/is/Subieta87 conf/sigmod/Zaniolo83 conf/er/ZhangM83 ...