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2. Nephrectomy vs. Conservative Operation in Unilateral Calculous Disease of the Upper Urinary Tract;Oppenheimer;Surg., Gynec. & Obst,1937
3. Role of Protective Urinary Colloids in Prevention of Renal Lithiasis;Butt;J. Urol,1952
4. Effect of Hyaluronidase on Urine and Its Possible Significance in Renal Lithiasis;Butt;J.A.M.A,1952
5. Swift: Stone and Calculous Disease of the Urinary Organs;Joly,1931