Ujung, Natanail Valentinus Karo, Rafika Aprila Putri, Tabina Asyadda, and Muhammad Bagas Dwi Syahputra. 2026. “Implementation and Utilization of the Jamsostek Mobile (JMO) Application: The Perspective of Medan BPJS Employees and Participants”. MSJ : Majority Science Journal 4 (1):91-100. https://doi.org/10.61942/msj.v4i1.554.