Istiqomah N, Sukmawati W. Stacking Analysis of the Mastery of Science Concepts in the RADEC Learning Model for Grade IV Elementary Students. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Oct. 25 [cited 2024 Jul. 3];9(10):7993-8000. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3999