NINA FADILAH; IKHAH MALIKHAH; WACHYUNI, Minarti Sri; RAHMADANI, Nanda Puspa; RAMANDHA RAMANDHA. Implementation of Demand and Supply Functions Related to The Application of Mathematical Science to MSME Products in Pelawi Utara Village, Babalan, Langkat Regency. International Journal of Science and Mathematics Education, [S. l.], v. 1, n. 3, p. 01–12, 2024. DOI: 10.62951/ijsme.v1i3.24. Disponível em: https://international.arimsi.or.id/index.php/IJSME/article/view/24. Acesso em: 26 apr. 2025.