Tara, Erick Indra, Diky Wardhani, Ade Syauki, Arif Komarudin, and Eric Nursevan. 2020. “Payment Gateway Untuk Multi Pembayaran”. Proceedings of the Informatics Conference 3 (4):11-13. https://ojs.journals.unisel.edu.my/index.php/icf/article/view/57.