Evgeniya Osokina, Tatiana Le-van, Alexander Zudin and Anna Gotskaya (2020) “Investigation of Student Engagement in Physical Training Classes at School”, Revista de Psicología del Deporte (Journal of Sport Psychology), 29(2), pp. 193–199. Available at: https://rpd-online.com/index.php/rpd/article/view/7 (Accessed: 26October2020).