1. Mayo's opinion [Editorial];Dr. Dewey;Int J Orthod,1915
2. Tissue changes particularly of bone incident to tooth movement;Oppenheim;Am Orthodont,1911
3. Tissue changes particularly of bone incident to tooth movement;Oppenheim;Am Orthodont,1912
4. Nagra bidrag til tandregleringens teori;Sandstedt,1901
5. Natural history of the human teeth;Hunter,1771