1. Zur Frage der Strahlendosen an den Keimorganen bei zahnaerztlichen Roentgenuntersuchungen;Bissig;Schweiz, Monatschr, Zahnh,1959
2. Radiation Doses in Oral Radiography;Bjärngard;Odont. revy,1959
3. Mass Dental Radiography;Blackman;Radiography,1956
4. Panagraphy;Blackman;Oral Surg., Oral Med. & Oral Path,1961
5. Radiatiou Exposure to the Head and Abdomen During Oral Roentgenology;Budowsky;J. Am. Dent. A,1956