Lopes , Érika M. C. .; Pereira, L. R. .; Bertone , A. M. A. . Distance Education in Brazil: An Experience With Mathematical Modeling With GeoGebra Aid . Int J Innov Educ Res 2019, 7 (9), 224-240. https://doi.org/10.31686/ijier.vol7.iss9.1738.