Siti Bahirrah and Octavina Sitorus (2015) “GAMBARAN TIPE SENYUM BERDASARKAN FOTOMETRI PADA MAHASISWA INDIA TAMIL MALAYSIA FKG USU: SMILE ANALYSIS WITH PHOTOMETRIC METHODS OF MALAYSIAN INDIAN TAMIL DENTISTRY STUDENTS AT UNIVERSITY OF SUMATERA UTARA”, Dentika: Dental Journal, 18(3), pp. 268–273. doi: 10.32734/dentika.v18i3.1974.