I. Huda, P. . Desriana, S. Safrida, C. . Nurmaliah, and M. Muhibbuddin, “Analyzing of Using Case Method Based on Flipped Classroom on Student Learning Outcomes”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. 6, pp. 4103–4108, Jun. 2023.