Papaioannou Α., Bebetsos Ε., Kafetzi Σ., & Sagovitch Α. (2005). Preliminary Investigation of a Questionnaire, Based On the Model of Stages and Processes of Change towards Exercise - Physical Activity. Inquiries in Physical Education and Sport, 4(1), 78–86. Retrieved from https://journals.lib.uth.gr/index.php/inquiries/article/view/1123