R. Yulianah and A. N. M. Fauziah, “FEASIBILITY OF STEM (SCIENCE, TECHNOLOGY, ENGINEERING, AND MATEMATHICS)-BASED STUDENT WORKSHEET IN ENERGY SUB-MATERIAL TO IMPROVE CRITICAL THINKING SKILLS”, Pensa: E-Jur. Pendidik. Sains, vol. 8, no. 2, pp. 89–97, Jul. 2020.