Surahman, Surahman, Bachtiar Rifai S, and Novelia Kiki Permatasari. 2026. “Work Productivity in the Digital Payment Era: The Roles of the Pospay Application, Competition, and Electronic Service Quality”. Jurnal Mantik 10 (2):298-306. https://doi.org/10.35335/mantik.v10i1.7192.