WIDIA WULANDARI; SITI DARWA SURYANI; IRWANDI IRWANDI. Development of Problem-Based Learning Student Worksheets to Train Critical Thinking Skills of Students in Biology Education Study Program . International Journal of Educational Research, [S. l.], v. 2, n. 3, p. 53–56, 2025. DOI: 10.62951/ijer.v2i3.481. Disponível em: https://international.aripi.or.id/index.php/IJER/article/view/481. Acesso em: 4 mar. 2026.