[1]
D. Paramitha, Z. K. . Prasetyo, J. . Jumadi, and A. N. . Siregar, “The Influence of Use of Problem-Based Learning E-Book Materials of Optical Equipment on Improving Students’ Critical Thinking Ability”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. 11, pp. 9149–9155, Nov. 2023.