Pérez-Jorge, D. et al. 2020. Virtual Teachers’ Toolbox (VTT-BOX) – The Experience of the Costa Adeje International School and the University of La Laguna. International Journal of Interactive Mobile Technologies (iJIM). 14, 13 (Aug. 2020), pp. 212–229. DOI:https://doi.org/10.3991/ijim.v14i13.14109.