Manullang L, B M. The Influence of Work Environment and Work Flexibility on Job Satisfaction with Competence as an Intervening Variable in BPJS Employment Pematang Siantar Branch and Kisaran Branch. SINOMIKA [Internet]. 2024 May 31 [cited 2026 Feb. 26];3(1):1-18. Available from: https://publish.ojs-indonesia.com/index.php/SINOMIKA/article/view/2245