Pradhan, B. “Management of Refractory Posterior Epistaxis by Sphenopalatine Artery (SPA) Cauterization”. Nepalese Journal of ENT Head and Neck Surgery 1, no. 1 (May 17, 2011): 3–5. Accessed February 6, 2026. https://www.nepjol.info/index.php/NJENTHNS/article/view/4727.