MURTY, V Sriramachandra. NOTE ON THE NATURAL PEARL OF PLACENTA PLACENTA (LINNAEUS). Indian Journal of Fisheries, India, v. 23, n. 1 & 2, p. 243–246, 2011. Disponível em: https://epubs.icar.org.in/index.php/IJF/article/view/12197. Acesso em: 10 jun. 2026.