NAZRI MAULANA KHANI; ENDAH DWI ATIKA; PURBA, Putri Elmaretha. DEVELOPMENT OF STUDENT WORKSHEET BASED ON A REALISTIC APPROACH TO IMPROVE STUDENTS’ MATHEMATICAL PROBLEM-SOLVING ABILITIES AT SMP NEGERI 30 MEDAN. Algebra : Jurnal Pendidikan, Sosial dan Sains, [S. l.], v. 6, n. 2, p. 615–620, 2026. DOI: 10.58432/7hanf770. Disponível em: https://algebra.yana.or.id/index.php/ejournal/article/view/288. Acesso em: 13 sep. 2026.