van der Aa, N., De Geus, E. J. C., van Beijsterveldt, T. C. E. M., Boomsma, D. I., & Bartels, M. (2010). Genetic Influences on Individual Differences in Exercise Behavior during Adolescence. Hindawi Publishing Corporation.

van der Aa, Niels, Eco J. C. De Geus, Toos C. E. M. van Beijsterveldt, Dorret I. Boomsma, ja Meike Bartels. Genetic Influences On Individual Differences in Exercise Behavior During Adolescence. Hindawi Publishing Corporation, 2010.

van der Aa, Niels, et al. Genetic Influences On Individual Differences in Exercise Behavior During Adolescence. Hindawi Publishing Corporation, 2010.