George L. Sicherman Wiebren de Jonge Reind P. van de Riet Answering Queries Without Revealing Secrets. 41-59 TODS8/P041.PDF 1983 8 ACM Trans. Database Syst. 1 db/journals/tods/tods8.html#SichermanJR83 http://doi.acm.org/10.1145/319830.319833 db/journals/tods/SichermanJR83.html conf/vldb/BancilhonS77 conf/adbt/Chang77 ... ... journals/csur/DenningD79 conf/adbt/FutoDS77 conf/adbt/77 conf/adbt/Reiter77a