1. Dens invaginatus. Review of formation and morphology with 2 case reports;Chen;Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics,1998
2. Dens invaginatus in a primary molar: report of case;Eden;Journal of Dentistry for Children,2002
3. Dens invaginatus type III: report of a case and 10-year radiographic follow-up;Gonçalves;International Endodontic Journal,2002
4. Clinical and radiographic study of dens invaginatus;Gotoh;Oral Surgery, Oral Medicine and Oral Pathology,1979
5. Dens invaginatus. Part I. A clinical, roentgenological and genetical study of permanent upper lateral incisors;Grahnen;Odontologisk Revy,1959