Cortés, J., Barrantes, M., & Denyer, P. (1998). Type, distribution, and origin of sediments of the Gandoca-Manzanillo National Wildlife Refuge, Limón, Costa Rica. Revista De Biología Tropical, 46(S6), 251–256. Retrieved from https://revistas.ucr.ac.cr/index.php/rbt/article/view/29883