Papagiannopoulos Δ. and Digelidis Ν. (2019) “The Teaching Approach TGFU and the Results of its Application in Primary and Secondary Education”, Inquiries in Physical Education and Sport, 17(2), pp. 111–137. Available at: https://journals.lib.uth.gr/index.php/inquiries/article/view/1529 (Accessed: 2 May 2024).