Bhagavath, P., B. Nayak, N. Monteiro, and G. Kumar. “Oblique Retro-Aortic Left Renal Vein and Its Clinical Importance”. Kathmandu University Medical Journal, vol. 13, no. 4, Feb. 2017, pp. 369-71, doi:10.3126/kumj.v13i4.16840.