Valverde, Roldán A., Kyle W. Selcer, Luis Rólier Lara, y Jeffrey Alejandro Sibaja-Cordero. 2008. «Lack of Xenoestrogen-Induced Vitellogenin in Male Olive Ridley Sea Turtles (<i>Lepidochelys olivacea</i≫) from the Pacific Coast of Costa Rica». Revista De Biología Tropical 56 (S4):49–57. https://doi.org/10.15517/rbt.v56i4.27203.