NASUTION, E. S.; ATIKA, A.; DAULAY, A. N. Factors Influencing the Improvement of BPJS Ketenagakerjaan Product Inclusivity in Medan City. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 4, n. 4, p. 1177–1194, 2025. DOI: 10.58421/misro.v4i4.797. Disponível em: https://journal-gehu.com/index.php/misro/article/view/797. Acesso em: 17 apr. 2026.