Zanella, Ilena, Andrés López-Garro, and Rándall Arauz. “CHARACTERIZATION OF THE FISHING OF THE HAMMER SHARK, SPHYRNA LEWINI, IN THE EXTERNAL PART OF THE GULF OF NICOYA, COSTA RICA”. Journal of Marine and Coastal Sciences 1 (December 21, 2009): 175–195. Accessed April 27, 2024. https://www.revistas.una.ac.cr/index.php/revmar/article/view/249.