DONNY YOUNGKI RANGKUTI., SUSANTO & NANIK YULIATI. THE MATHEMATICAL CONNECTIONS OF THE STUDENTS OF VOCATIONAL HIGH SCHOOL HEALTH MAJOR IN SCIENTIFIC APPROACH BY USING PROBLEM BASED LEARNING MODEL. International Journal of Research Science and Management, [S. l.], v. 5, n. 7, p. 13–19, 2018. Disponível em: http://ijrsm.com/index.php/journal-ijrsm/article/view/329. Acesso em: 19 sep. 2024.