1. Rayer PP. Traite des maladies des reins. Urol. & Nephrol. 1841;3:507, Paris.
2. Pereverzev AS. Aspects of diagnostics and treatment of calyx diverticula. Issues Clin Exp Urol Nephrol. 1967;(1):153–156.
3. Pytel AY, Goligorodsky SD. Selected sections of nephrology and urology. Leningrad, Part 1, 1968.
4. Abeshouse BS, Abeshouse GA. Sponge kidney: a review of the literature and a report of five cases. J Urol (Baltimore). 1960;84:252–62.
5. Abeshouse BS, Abeshouse GA. Calyceal diverticulum: a report of 16 cases and review of the literature. Urol Intern. 1963;15:329–36.