Bajracharya, Barsha, et al. “A Case Report of Maxillary Anterior Radiolucent Lesion Associated With Impacted Teeth”. Journal of Nepalese Society of Periodontology and Oral Implantology, vol. 1, no. 1, June 2017, pp. 42-44, doi:10.3126/jnspoi.v1i1.23539.