Handayani, Dik Megaputri, et al. “Esthetic Crown Lengthening With Ostectomy for The Correc-Tion of Gummy Smile: A Case Report”. Interdental Jurnal Kedokteran Gigi (IJKG), vol. 22, no. 2, Aug. 2026, pp. 430-7, doi:10.46862/interdental.v22i2.14017.