Kellis Η., Goudas Μ., Vernadakis Ν., Digelidis Ν., and Kioumourtzoglou Ε. “Evaluation and Viability of the Olympic Education Program”. Inquiries in Physical Education and Sport, vol. 5, no. 3, Dec. 2007, pp. 328-40, https://journals.lib.uth.gr/index.php/inquiries/article/view/1211.