[1]
Ciofi, C. and Scandurra, G. 2021. Very Simple and Inexpensive System for Distance Learning with the Use of Chalkboard. International Journal of Emerging Technologies in Learning (iJET). 16, 09 (May 2021), pp. 263–277. DOI:https://doi.org/10.3991/ijet.v16i09.20017.