Latent state-trait theory : an application in sport psychology

von Ziegler, Matthias (Autor), ... Ehrlenspiel, Felix (Autor), Brand, Ralf (Autor)
Erschienen in Psychology of sport and exercise, 10 (2009), 3, S. 344-349, Lit.

Illegal performance enhancing drugs and doping in sport : a picture-based brief implicit association test for measuring athletes’ attitudes

von Brand, Ralf (Autor), ... Heck, Philipp (Autor), Ziegler, Matthias (Autor)
Erschienen in Substance abuse treatment, prevention, and policy, 9 (2014), 1, Art.-ID 7; [11 S.], Lit.

Drugs as instruments : describing and testing a behavioral approach to the study of neuroenhancement

von Brand, Ralf (Autor), ... Wolff, Wanja (Autor), Ziegler, Matthias (Autor)
Erschienen in Frontiers in psychology, 7 (2016), Art.-ID 1226; [11 S.], Lit.

Self-leadership and volition : distinct and potentially supplemental constructs?

von Heiss, Christian (Autor), ... Engbert, Kai (Autor), Gröpel, Peter (Autor), Ziegler, Matthias (Autor), Brand, Ralf (Autor)
Erschienen in Psychological reports, 107 (2010), 2, S. 447-462, Lit.

Modeling students’ instrumental (mis-) use of substances to enhance cognitive performance : neuroenhancement in the light of job demands-resources theory

von Wolff, Wanja (Autor), ... Brand, Ralf (Autor), Baumgarten, Franz (Autor), Lösel, Johanna (Autor), Ziegler, Matthias (Autor)
Erschienen in BioPsychoSocial medicine, 8 (2014), 1, Art.-ID 12; [11 S.], Lit.