1.
Manurung HM, Manurung S. Implementation Of Additive Chemistry E-Modules Using the Discovery Learning Model on Student Learning Outcomes on Food Coloring Materials . jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 May 31 [cited 2024 May 20];9(5):2472-7. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3386