Kurian, K., S. Shanmugam, R. Vishwanath, and H. V. T. “Dens Evaginatus and Dens Invaginatus in All Maxillary Incisors A Case Report With Review of Literature”. Journal of Pierre Fauchard Academy (India Section), vol. 22, no. 2, Oct. 2018, pp. 59-62, http://informaticsjournals.com/index.php/jpfa/article/view/22405.