Ariyani, D. A., and E. Zuraidah. “Design of Small Business Licensing Information System PTSP Kelurahan Pulogadung Jakarta: Design of Small Business Licensing Information System PTSP Kelurahan Pulogadung Jakarta”. Jurnal Mantik, vol. 4, no. 1, May 2020, pp. 74-80, https://www.ejournal.iocscience.org/index.php/mantik/article/view/676.