Tsuneo Nakanishi Minoru Hatamoto Michihiro Matsumoto Susumu Yamazaki Teruaki Kitasuka Akira Fukuda Product Line Based Component Unification and Exploiting Unified Components in FORM. 559-563 2004 conf/apsec/2004 APSEC http://doi.ieeecomputersociety.org/10.1109/APSEC.2004.74 db/conf/apsec/apsec2004.html#NakanishiHMYKF04