Boonya Suwanmanee และ Damras Wongsawang. (2015) A design of key management and protocol for secured electronic voting system. Mahidol University:ม.ป.ท.Boonya Suwanmanee และ Damras Wongsawang. 2015. A design of key management and protocol for secured electronic voting system. ม.ป.ท.:Mahidol University;Boonya Suwanmanee และ Damras Wongsawang. A design of key management and protocol for secured electronic voting system. ม.ป.ท.:Mahidol University, 2015. Print.