(1)
Buhungo, T. J.; Supartin, S.; Arbie, A. .; Setiawan, D. G. E. .; Djou, A. .; Yunus, M. . Learning Tools Quality of Problem-Based Learning Model in Contextual Teaching and Learning Approach on Elasticity and Hooke’s Law Materials. jppipa, pendidikan ipa, fisika, biologi, kimia 2023, 9, 1092-1098.