Cardoso, J.R. et al. 2003. Aspects of the irrigation of the atriumventricular node and trunk of the atriumventricular fascicle in Girolando crossbred bovines. Brazilian Journal of Veterinary Research and Animal Science. 40, 5 (Jan. 2003), 314–320. DOI:https://doi.org/10.1590/S1413-95962003000500001.