1. Recamier N. Du Traitement de la fissure a l’anus par la dilatation forcee. Gaz d’hop 3rd series 1,220, 1489.
2. Miles WE (1944) Rectal surgery—A practical guide to the modern surgical treatment of rectal disease. Cassell and Co, London
3. Buchmann P (1988) Lehrbuch der Proktologie. Huber, Bern, S 55–64
4. Goldberg SM, Gordon PH, Nivatvongs S (1980) Essentials of anorectal surgery. J.B. Lippincott Company, Philadelphia, S 86–99
5. Gabriel WB (1963) Principles and practice of rectal surgery. Charles. C. Thomas, Springfield, S 250–252