Sopingi, Ety Meikhati, and Wijiyanto. “Application of the Rational Unified Process Method in Web Service Development Payment System Integration With Multibank Virtual Accounts”. Jurnal E-Komtek (Elektro-Komputer-Teknik), Vol. 5, no. 1, June 2021, pp. 75-88, doi:10.37339/e-komtek.v5i1.565.