1. Phimosis and the preputial calculus (letter);Sharma;Indian Ped.,1983
2. Preputial calculi;Sharma;Int. Surg.,1977
3. Point of focus: poor genital hygiene and terminal urethral strictures;Palaniswamy;Trop. Geogr. Med.,1983
4. Remarkable preputial calculus;Wilford;China Med. J.,1925
5. Preputial calculi;Winsbury-White,1954