Muthi'ah NM, Sukmawati W. Racking Analysis Instrument Mastery Test Concepts in Learning Science Using the RADEC Model in Elementary School Students . jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Dec. 25 [cited 2024 Jul. 3];9(SpecialIssue):1137-43. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3976