Ramírez C., Ana R., William A. Szelistowski, and Myrna I. López S. 1989. “Spawning Pattern and Larval Recruitment in Gulf of Nicoya Anchovies (Pisces: Engraulidae)”. Revista De Biología Tropical 37 (1):55–61. https://revistas.ucr.ac.cr/index.php/rbt/article/view/23615.