MOHAMMAD KHURSHEED ALAM, SHIFAT A NOWRIN, ASILAH YUSOF, and BASARUDDIN AHMAD, “CHANGES OF LIP MORPHOLOGY IN RELATION TO DIFFERENT SKELETAL INDEX: IN MALAYSIAN MALAY AND MALAYSIAN CHINESE POPULATION”, ijpbs, vol. 6, no. 2, pp. 770–778, Jun. 2015.