1. The scope and limitations of roentgenography as a diagnostic procedure;Barr;Dent Clin North Am,1961
2. Roentgenological and anatomical study of maxillary sinus;Batson;Am J Roentgenol,1936
3. Roentgenographic interpretation for dentists;Bhaskar,1975
4. A study of mandibular nutrient canals;Brit;Oral Surg,1977
5. Pediatric x-ray diagnosis;Caffey,1978