Oktaviona I, Ardani IW, Sjafei A. Hubungan tweed triangle dan posisi bibir terhadap garis estetik (Relationship between tweed triangle and the lips position to esthetic line). Dent. J. [Internet]. 2014 Dec. 1 [cited 2024 Dec. 1];47(4):220-5. Available from: https://e-journal.unair.ac.id/MKG/article/view/719