Author: Yan Rianto, rini wijayanti elmi achelia dan erni aji prastiwi; | Publisher: Prosiding seminar nasional aplikasi teknologi informasi 2008(SNATI 2008), Yogyakarta, 21 Juni 2008
Author: Dedy hartama; muhammad heli nasution; | Publisher: Prosiding medan,25-26 februari 2011 konferensi nasional sistem informasi 20011 information system: bridging gap between theories and practices (KNSI)