Chih-Hao Shen Justin Zhan Tsan-sheng Hsu Churn-Jung Liau Da-Wei Wang Scalar-product based Secure Two-party Computation. 556-561 2008 GrC http://dx.doi.org/10.1109/GRC.2008.4664775 conf/grc/2008 db/conf/grc/grc2008.html#ShenZHLW08