1.
Makhrus M, Zuhdi M, Wahyudi W, Taufik M. Increasing Conceptual Understanding through CCM-CCA Based Learning Device. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2020 Jan. 31 [cited 2024 May 5];6(1):81-4. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/347