Hasan Kadhem Toshiyuki Amagasa Hiroyuki Kitagawa Encryption over Semi-trusted Database. 358-362 2009 DASFAA Workshops http://dx.doi.org/10.1007/978-3-642-04205-8_31 conf/dasfaa/2009w db/conf/dasfaa/dasfaa2009w.html#KadhemAK09