1. Rejuvenation of the aging mouth;Austin;Clin Plast Surg,1992
2. Aesthetic surgery in the perioral region;Meyer;Aesthetic Plast Surg,1976
3. Anthropometrics and art in the aesthetics of women's faces;Farkas;Clin Plast Surg,1987
4. Anthropometric proportions in the upper-lower lip-chin area of the lower face in young white adults;Farkas;Am J Orthod,1984