A SALMAN, K., and F. M RAUF. “Facial Analysis and Facial Types of the Students in Mosul University, Aged 20-25 Years, With Class One Normal Occlusion: The Direct Method”. Al-Rafidain Dental Journal, vol. 2, no. 1, Jan. 2002, pp. 72-79, doi:10.33899/rden.2002.165898.