Akmal, Akmal, and Elihami Elihami. 2019. “Implementation of Discovery Learning Model Towards Students Learning Outcome of XI-IPA1 Students on the Respiratory System Materials at Pangsid High School”. Edumaspul: Jurnal Pendidikan 3 (1), 80-88. https://doi.org/10.33487/edumaspul.v3i1.153.