Green Technology of Processing Chicken Egg Shell Waste into Nanocalcium for Osteoporosis Prevention: A Literature Study. Jurnal Serambi Engineering, [S. l.], v. 9, n. 3, p. 9473–9482, 2024. Disponível em: https://jse.serambimekkah.id/index.php/jse/article/view/278. Acesso em: 20 apr. 2026.