Ridwan, Achmad. “Debit Kalkulator Berbasis Android”. JURNAL TEKNOLOGI DAN ILMU KOMPUTER PRIMA (JUTIKOMP) 5, no. 1 (April 25, 2022): 35-41. Accessed May 7, 2024. http://jurnal.unprimdn.ac.id/index.php/JUTIKOMP/article/view/2590.