Pontoh, Julius. “CHARACTERIZING OF HYPOPHARYNGEAL ENZYMES IN THE DIGESTIC SYSTEM OF HONEY BEES USING GEL ELECTROPHORESIS TECHNIQUES”. CHEMISTRY PROGRESS 2, no. 2 (December 13, 2019). Accessed May 9, 2024. https://ejournal.unsrat.ac.id/v3/index.php/chemprog/article/view/4971.