%A Hannula Markku S. %P 43 %D 2015 %L acta61165 %K PedagĂłgiai kutatĂĄs - elĹadĂĄskivonat %T Use of gaze tracking to study student attention in class : early reflections on methodology %J PedagĂłgiai ĂrtĂŠkelĂŠsi Konferencia %V 13