Mackie GG, Awang H, Stephens FD: The ureteric orifice: the embryologic key to radiologic status of duplex kidneys, J Pediatr Surg: 10: 473-481, 1975.
Stephens D: Caecoureterocele and concepts on the embryology and aetiology of ureteroceles, Aust N Z J Surg: 40: 239-248, 1971.
Tokunaka S, Gotoh T, Koyanagi T, et al.: Morphological study of the ureterocele: a possible clue to its embryogenesis as evidenced by a locally arrested myogenesis, J Urol: 126: 726-729, 1981.
Gonzales E Jr: Anomalies of the renal pelvis and ureter. In: Kelalis PP, King LR, Belman AB, (eds). Clinical Pediatric Urology. WB Saunders Company, Philadelphia, 1992: 530-579.
Bauer SB, Perlmutter AD, Retik AB: Anomalies of the upper urinary tract. In: Walsh PC, Retik AB, Stamey TA, Vaughan ED Jr, (eds). Campbell's Urology. WB Saunders, Philadelphia, 1992: 1402-1424.