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Mazeres, F, Brinkmann, K and Richter, M (2021) Motivated but not engaged: The implicit achievement motive requires difficult or unclear task difficulty conditions to exert an impact on effort. Journal of Research in Personality, 94. ISSN 0092-6566

Mazeres, F, Brinkmann, K and Richter, M (2021) Explicit achievement motive strength determines effort-related myocardial beta-adrenergic activity if task difficulty is unclear but not if task difficulty is clear. International Journal of Psychophysiology. ISSN 0167-8760

Richter, M, Mazeres, F and Brinkmann, K (2021) Clarity of task difficulty moderates the impact of the explicit achievement motive on physical effort in hand grip tasks. PLoS One, 16 (6). ISSN 1932-6203

Mazeres, F, Brinkmann, K and Richter, M (2019) Implicit achievement motive limits the impact of task difficulty on effort-related cardiovascular response. Journal of Research in Personality, 82. ISSN 0092-6566