Flaviano Armando Zenteno Ruíz, Raúl MalpartidaLovatón, Sergio Michel Estrella Chaccha, Ernesto César HuaringaRevilla, Alipio Merlin Rojas Miranda 2021. GeoGebra Classic: Learning of Euclidean geometry in students with multiple subject teaching. Turkish Journal of Computer and Mathematics Education (TURCOMAT). 12, 14 (Sep. 2021), 3063–6070. DOI:https://doi.org/10.17762/turcomat.v12i14.10858.