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3. Intraoperative Rontgenuntersuchung bei Nierensteinoperationen mit dem Rontgengeriit “Status-X”;Baur;Urologe [A],1972
4. Two AIDs for removal of renal calculi;Roth;J. Urol.,1978
5. Gil-Vernet, J. M.: Visits in urology: surgery of upper urinary tract stone disease (motion picture). Presented at annual meeting of American Urological Association, Washington, D. C., May 21–25, 1978.