C. G. Ferreira and I. L. de S. Prada, “The brain arterial circuit in swine (Sus scrofa domesticus Linnaeus, 1758), behaviour and formation”, Braz. J. Vet. Res. Anim. Sci., vol. 42, no. 1, pp. 53–60, Feb. 2005, doi: 10.11606/issn.1678-4456.bjvras.2005.26454.