MEKARIA; NURWANTI, Ratih; YOLANDARI, Sri. Analysis Of Calcium Levels Of Pig Spines (Tripneustes gratilla) By Complexometry Method . International Journal of Multidisciplinary Learners, [S. l.], v. 2, n. 5, p. 132–135, 2026. Disponível em: https://ejournal.poltekbaubau.ac.id/index.php/ijml/article/view/1392. Acesso em: 1 oct. 2026.