Rossell Perry, P., and H. Mondragón Arrascue. “A Study of Anatomical Variants of the Facial Artery and Their Use in Facial Flap Surgery”. ACTA MEDICA PERUANA, Vol. 26, no. 4, Dec. 2009, pp. 199 -07, https://amp.cmp.org.pe/index.php/AMP/article/view/1526.