A, Tagliafico, Rago N, and Rangel MS. 2014. “Length-Weight Relationships of 21 Species of Elasmobranchii from Margarita Island, Venezuela”. Journal of Research in Biology 4 (7), 1458-64. https://ojs.jresearchbiology.com/ojs1/index.php/jrb/article/view/364.