Kurniali, S., Rudy, R., Wijoyo, A.C., Ferdianto, F. and Wendy, W. 2012. Analisis dan Perancangan Aplikasi Berbasis Web E-Procurement di PT Pillar Utama Contrindo. ComTech: Computer, Mathematics and Engineering Applications. 3, 2 (Dec. 2012), 851-859. DOI:https://doi.org/10.21512/comtech.v3i2.2314.