conf/pods/89 Kenneth A. Ross 22-33 1989 PODS db/conf/pods/pods89.html#Ross89 http://doi.acm.org/10.1145/73721.73724 db/conf/pods/Ross89.html journals/anthology/cd1-3:PODS89/P022.PDF journals/anthology/dvd1:text/1-3/PODS89/P022.PDF ... journals/jlp/ChandraH85 conf/iclp/Chan88 ... journals/jlp/Fitting85a conf/iclp/GelfondL88 conf/iclp/KempT88 journals/jlp/Kunen87 books/sp/Lloyd87 ... ... ... conf/cade/Minker82 ... conf/iclp/PrzymusinskaP88 ... conf/slp/Przymusinski89 ... conf/pods/Przymusinski89 ... journals/jar/RossT88 journals/jlp/Shepherdson85 ... conf/iclp/SekiI88 journals/jacm/EmdenK76 conf/slp/Gelder86 conf/pods/GelderRS88 journals/jacm/GelderRS91