Candido, A. P., Heis, A., Correa, U. C., Vianna, C. T., & Kodama, M. R. (2014). A Model of Supervisory System for Ubiquitous Education. International Journal of Recent Contributions from Engineering, Science & IT (iJES), 2(1), pp. 54–56. https://doi.org/10.3991/ijes.v2i1.3678