ILHAMSYAH BANGUN; ABDI SUGIARTO; CUT NURAINI. The Effectiveness of Community-Based Sanitation Programs in Langkat Regency. International Journal of Mechanical, Electrical and Civil Engineering, [S. l.], v. 2, n. 3, p. 116–127, 2025. DOI: 10.61132/ijmecie.v2i3.320. Disponível em: https://international.aritekin.or.id/index.php/IJMECIE/article/view/320. Acesso em: 19 jul. 2026.