Bhattarai, B., K. Shrestha, and L. D. Manandhar. “Non-Endoscopic Endo-Nasal Dacryocystorhinostomy in a Saddle Shaped Nose: A Case Report”. Nepalese Journal of Ophthalmology, vol. 13, no. 1, Jan. 2021, pp. 152-6, doi:10.3126/nepjoph.v13i1.30663.