Helmer, S. M. Et Al. 2016. Personal and perceived peer use and attitudes towards the use of nonmedical prescription stimulants to improve academic performance among university students in seven European countries. DRUG AND ALCOHOL DEPENDENCE , vol.168 , 128-134.

Helmer, S. M., Pischke, C. R., Van Hal, G., Vriesacker, B., Dempsey, R. C., Akvardar, Y., ... Guillen-Grima, F.(2016). Personal and perceived peer use and attitudes towards the use of nonmedical prescription stimulants to improve academic performance among university students in seven European countries. DRUG AND ALCOHOL DEPENDENCE , vol.168, 128-134.

Helmer, S. Et Al. "Personal and perceived peer use and attitudes towards the use of nonmedical prescription stimulants to improve academic performance among university students in seven European countries," DRUG AND ALCOHOL DEPENDENCE , vol.168, 128-134, 2016

Helmer, S. M. Et Al. "Personal and perceived peer use and attitudes towards the use of nonmedical prescription stimulants to improve academic performance among university students in seven European countries." DRUG AND ALCOHOL DEPENDENCE , vol.168, pp.128-134, 2016

Helmer, S. M. Et Al. (2016) . "Personal and perceived peer use and attitudes towards the use of nonmedical prescription stimulants to improve academic performance among university students in seven European countries." DRUG AND ALCOHOL DEPENDENCE , vol.168, pp.128-134.

@article{article, author={S. M. Helmer Et Al. }, title={Personal and perceived peer use and attitudes towards the use of nonmedical prescription stimulants to improve academic performance among university students in seven European countries}, journal={DRUG AND ALCOHOL DEPENDENCE}, year=2016, pages={128-134} }