1.
Armiati M, Harjono A, Susilawati S. Mastery Concept of Harmonic Vibration with Meaningful Instructional Design Learning Model through Experimental Methods. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2020 Jul. 1 [cited 2024 Nov. 23];6(2):199-204. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/353