1. Late recurring development of supernumerary teeth;Altman;New York State J.,1974
2. Midline supernumeraries and eruption of the maxillary central incisor;Biase;Dent. Pract.,1969
3. The management of midline supernumeraries;Biase;J. Int. Assoc. Dent. Child.,1971
4. Medfödda antalsvariationer i permanente dentitionen. Den övertallige tanden i överkäkens mittparti, mesiodens;Billberg;Odontol. Revy,1965
5. Hyperodontia. III. Supernumerary anterior teeth;Bodin;Dentomaxillofac. Radiol.,1981