Mulyani S, Darmansyah D, Zen Z, Yeni J F. Development of Video Learning Media Based on Robert Gagne’s Theory (Nine Events of Instruction) in Informatics Subjects at Junior High School. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2024 Oct. 30 [cited 2024 Nov. 2];10(10):7588-96. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/8776