1. From Intentions to Actions: A Theory of Planned Behavior
2. Ajzen , I. 2002 Constructing a theory of planned behavior questionnaire: Conceptual and methodological considerations Retrieved October 4, 2002, from University of Massachusetts, Department of Psychology Web site httpwww.unix.oit.umass.eduaizen
3. Evidence that implementation intentions reduce dietary fat intake: A randomized trial;Armitage;Health Psychology,2004
4. Brawley , L. R. Rodgers , W. M. Home , T. E. 1990 Evaluating fitness promotion messages: A social cognition approach. Government report to the Ontario Ministry of Tourism and Recreation