González-Henríquez, Nieves, Manuel Rey-Méndez, José Luis Catoira Gómez, Manuel Ruiz de la Rosa, Gregorio Louzara Fernández, and Dominique Girard Girard Berard. “Temporal Evolution of the Gonad Index of the Sea Urchins Paracentrotus Lividus (Echinoida: Echinidae) and Diadema Africanum (Diadematoida: Diadematidae) in the Canary Islands (Spain)”. Revista de Biología Tropical 63, no. S2 (June 1, 2015): 251–260. Accessed November 22, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/23160.