Sobral, F. (1993). Sexual dimorphism and motor performance of female children with a remark on elitism and negative selection. Kinanthropometry IV. Proceedings of the International Congress on Youth, Leisure and Physical Activity and Kinanthropometry IV. Vrije Universiteit Brussel, Belgium 1990, S. 205-211.

Sobral, F. "Sexual Dimorphism and Motor Performance of Female Children With a Remark On Elitism and Negative Selection." Kinanthropometry IV. Proceedings of the International Congress On Youth, Leisure and Physical Activity and Kinanthropometry IV. Vrije Universiteit Brussel, Belgium 1990 1993: S. 205-211.

Sobral, F. "Sexual Dimorphism and Motor Performance of Female Children With a Remark On Elitism and Negative Selection." Kinanthropometry IV. Proceedings of the International Congress On Youth, Leisure and Physical Activity and Kinanthropometry IV. Vrije Universiteit Brussel, Belgium 1990 1993: S. 205-211.