Umaña G, Villalobos F, Bofll B. Distribución vertical de zooplancton en El Embalse Arenal, Costa Rica. Rev. Biol. Trop. [Internet]. 1997Jun.1 [cited 2024Aug.16];45(2):923–926. Available from: https://revistas.ucr.ac.cr/index.php/rbt/article/view/33041