Kılıç, D., B. A. Alkan, and K. Kılıç. “Use of a Surgical Guide in a Crown-Lengthening Procedure to Improve the Aesthetics of the Interdental Papillae: A Case Report”. International Dental Research, vol. 2, no. 3, Dec. 2012, pp. 75-80, doi:10.5577/intdentres.2012.vol2.no3.3.