(en) Heinz Heckhausen et Peter M. Gollwitzer, « Thought contents and cognitive functioning in motivational versus volitional states of mind », Motivation and Emotion, vol. 11, no 2, , p. 101–120 (ISSN0146-7239 et 1573-6644, DOI10.1007/BF00992338, lire en ligne, consulté le )
issn.org
portal.issn.org
(en) Heinz Heckhausen et Peter M. Gollwitzer, « Thought contents and cognitive functioning in motivational versus volitional states of mind », Motivation and Emotion, vol. 11, no 2, , p. 101–120 (ISSN0146-7239 et 1573-6644, DOI10.1007/BF00992338, lire en ligne, consulté le )
springer.com
link.springer.com
(en) Heinz Heckhausen et Peter M. Gollwitzer, « Thought contents and cognitive functioning in motivational versus volitional states of mind », Motivation and Emotion, vol. 11, no 2, , p. 101–120 (ISSN0146-7239 et 1573-6644, DOI10.1007/BF00992338, lire en ligne, consulté le )