K. V. Ayu, Wiwekowati, N. Hidajah, E. S. Y. Astuti, and G. A. A. D. A. P. Putri, “The Analysis of Smile Component of Upper Lip Curvature of Balinese Students In The Faculty of Dentistry, Universitas Mahasaraswati Denpasar”, interdental, vol. 21, no. 3, pp. 452–456, Dec. 2025.