LA SISTEMATIZACIÓN DE LA GEOMETRÍA EN EL SEXTO GRADO A TRAVÉS DE EJERCICIOS INTEGRADORES: THE SYSTEMATIZATION OF GEOMETRY IN SIXTH GRADE THROUGH INTEGRATED EXERCISES. OB [Internet]. 2018 Sep. 12 [cited 2026 Oct. 29];5(4):23-32. Available from: https://opuntiabrava.ult.edu.cu/index.php/opuntiabrava/article/view/396