Rafael, Fábio, et al. “Sternal Foramen in the La Plata Dolphin (Pontoporia Blainvillei)”. Acta Scientiae Anatomica, vol. 1, no. 2, Jan. 2019, pp. 141-3, https://actasanatomica.com/actasanatomica/index.php/ojs/article/view/27.