1. Tone Scale and Separation in Dental X-ray Emulsions;Pental;Oral Surg., Oral Med. & Oral Path,1966
2. Radiographic Interpretation of Proximal Carious Lesions;Buchholz;D. Radiog. & Photog,1965
3. The Effective Use of X-ray Radiation in Dentistry;American Academy of Oral Roentgenology;Oral Surg., Oral Med. & Oral Path,1963
4. Film Speed—Greatest Single Factor in the Reduction of Radiation to Dentist and Patient;Wainwright;J. South. California State D. A,1958
5. Roentgen-Ray Doses in Dental Roentgenography;Richards;J. Am. Dent. A,1958