1. Experimental calculi induced by intravesical injection of ureasplitting bacteria and salicylic acid;Davalos;J. Urol.,1943
2. Gorham, J. R. and Griffiths, H. J.: Diseases and parasites of mink. Farmers Bull. No. 2050, U.S.D.A., pp. 41, 1952.
3. The etiology of incrusted cystitis with alkaline urine;Hager;J.A.M.A.,1925
4. Experimentelle, Untersuchungen zur Harnsteinentstehung;Hryntschak;Ztschr. f. urol. Chir.,1935
5. Urinary lithiasis;Keyser;J. Urol.,1943