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Citation: Jens M. Unger et al., Deliberate practice among South African small business owners: relationships with education, cognitive ability, knowlwdge and success, Journal of occupational and organizational psychology , 82(1), 2009, pp. 21-44

Authors: Veronika Brandstatter Dorte Heimbeck Juliane T. Malzacher Michael Frese

Citation: Veronika Brandstatter et al., Goals need implementation intentions: the model of action phases tested in the applied setting of continuing education, European journal of work and organizational psychology , 12(1), 2003, pp. 37-59

Authors: Stefanie I. Krauss Michael Frese Christian Friedrich Jens Unger

Citation: Stefanie I. Krauss et al., Entrepreneurial orientation: a psychological model of success among southern african small business owners, European journal of work and organizational psychology , 14(3), 2005, pp. 315-344

Authors: Stefanie I. Krauss Michael Frese Christian Friedrich Jens Unger

Citation: Stefanie I. Krauss et al., Entrepreneurial orientation: a psychological model of success among southern african small business owners, European journal of work and organizational psychology , 14(4), 2005, pp. 315-344