Hasti, Novrini, and Irwin Tenrysau. 2017. “Sistem Informasi Pelelangan Online Pada PT. Balai Lelang Bandung”. Ultima InfoSys : Jurnal Ilmu Sistem Informasi 8 (2), 95-100. https://doi.org/https://doi.org/10.31937/si.v8i2.642.