1. La Rifrattura;Salvi;Arch. Ortop,1962
2. Sulla Frattura Reiterata;Bancale;Clin. Ortop,1953
3. Repeated Fractures of the Femoral Neck;Treves;Bull. Mem. Soc. Chir,1947
4. Recurrent Fracture;Evans;Surg. Gynec. Obstet,1942
5. Über refrakturen im Kindesalter;Buttner;Chirurg,1948