Bucol, Abner A., Ely L. Alcala, Leonardo T. Averia, and Lirio Cordova. 2022. “The Vertebrate Biodiversity of the Gigantes and Sicogon Islands, Iloilo Province, Philippines”. Silliman Journal 51 (2). Dumaguete, Philippines. http://sillimanjournal.su.edu.ph/index.php/sj/article/view/176.