E. P. Leite, P. P. Bombonato, F. O. Carneiro e Silva, H. G. Benedicto, and M. I. S. Santana, “Morphometry of connective tissue in equine heart”, Braz. J. Vet. Res. Anim. Sci., vol. 41, no. 3, pp. 162–168, Jun. 2004, doi: 10.1590/S1413-95962004000300003.