1. Toti A (1904) Nuovo metodo conservatore di cura delle suppurazoni croniche del sacco lacrimale (Dacrioustornostoma). Clin. Mod. Firenze 10:385–387.
2. Caldwell GW (1893) Two new operations for obstruction of the Nasal duct. New York Medical Journal 57:581–582.
3. West JM (1910) A window resection of nasal duct in cases of stenosis. Transactions of the American Ophthalmological Society 12(Pt. 2): 654–658.
4. Tarbet KJ, Custer PL (1995) External Dacryocystorhinostomy: Surgical success, patient satisfaction and economic cost. Ophthalmology 102(7):1065–1070.
5. Eloy. P, B Bertrand, M Martinoz, M Hoebeke M, Watelet. JB, Jamart (1995) Endonasal DCR Indications, techniques and results. Rhinology Dec. 33(4) 229–233.