Bussing, W. A. “A New Tropical Eastern Pacific Labrid Fish, <i>Halichoeres discolor</i> Endemic to Isla Del Coco, Costa Rica”. Revista De Biología Tropical, vol. 31, no. 1, Nov. 1983, pp. 19–23, https://revistas.ucr.ac.cr/index.php/rbt/article/view/25098.