Ambarsari, Christy, Herman Suryadi, and Arry Yanuar. 2022. “Development of Analysis and Validation of Human Insulin-Containing Matrices Using Reverse Phase-Liquid Chromatography”. Jurnal Penelitian Pendidikan IPA 8 (5):2195-2202. https://doi.org/10.29303/jppipa.v8i5.2305.