1. Scleroderma, Its Oral Manifestations;Smith;Oral Surg., Oral Med. & Oral Path.,1958
2. The Physiological Basis of Medical Practice;Best,1943
3. Progressive Systemic Sclerosis (Scleroderma);Beigelman;New England J. Med.,1953
4. Oral Pathology;Thoma,1954
5. Oral Roentgenographic Diagnosis;Stafne,1958