-https://bit4learn.com/es/lms/moodle-vs-google-classroom/
-https://www.lambdasolutions.net/guides-and-research/moodle-user-guide-intro-to-moodle
-http://unirgestoresdeaprendizaje.blogspot.com/2018/02/moodle-versus-classroom.html
-https://www.fphpr.org/wp-content/uploads/2020/09/Modulo-Google-Classroom-Estudiantes-min.pdf
-https://www.fphpr.org/wp-content/uploads/2020/09/Modulo-Google-Classroom-Educadores-min.pdf
-https://www.fphpr.org/wp-content/uploads/2020/09/Modulo-Google-Classroom-Educadores-min.pdf
-https://www.fphpr.org/modulos-de-educacion-virtual-con-google-classroom/
-https://drgudinho.com/2020/07/12/moodle-google-classroom-vs-wordpress/
-https://tecnocentres.org/es/es-google-classroom-un-buen-sustituto-de-moodle/
-https://edwiser.org/blog/moodle-vs-google-classroom/#:~:text=Moodle%20is%20huge%2C%20vast%2C%20and,course%20formats%20of%20your%20choice.