1. Uber einen fall von congenitaler ranula glandulae nuhni;Foderl;Arch. Klin. Chir.,1895
2. Occurrence of stomach mucosa at base of tongue;Toyama;J. Kyoto. Med.,1927
3. Ciliated epithelial cyst (ecto-endodermal) of floor of mouth;Schultz;Arch. Pathol. Lab. Med.,1927
4. Cystic tumor of tongue: report of unusual case;Duncan;Arch. Surg.,1942
5. Unusual thyroglossal duct cyst;Ishwaria;Br. J. Surg.,1962