S. Y. C. Pakaya, L. . Dama, M. S. . Hamidun, E. Nusantari, D. W. K. . Baderan, and A. S. . Katili, “Development of Problem-Based Learning Modules on Environmental Pollution Materials to Improve Student Learning Outcomes”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. 10, pp. 7803–7809, Oct. 2023.