Reference:

Van den Berg, P., Paxton, S. J., Keery, H., Wall, M., Guo, J., & Neumark-Sztainer, D. (2007). Body dissatisfaction and body comparison with media images in males and females. Body image, 4(3), 257-268.

Lawler, M., & Nixon, E. (2011). Body dissatisfaction among adolescent boys and girls: the effects of body mass, peer appearance culture and internalization of appearance ideals. Journal of youth and adolescence, 40(1), 59-71.

Keery, H., Shroff, H., Thompson, J. K., Wertheim, E., & Smolak, L. (2004). The Sociocultural Internalization of Appearance Questionnaire—Adolescents (SIAQ-A): Psychometric analysis and normative data for three countries. Eating and Weight Disorders-Studies on Anorexia, Bulimia and Obesity, 9(1), 56-61.