Use of Virtual Classroom: Summarized Opinion of the Stakeholders in the Learning-Teaching Process. - Myriam Peñafiel; Stefanie Vásquez; Sergio Luján-Mora (CSEDU (1), 2016)

Data Mining and Opinion Mining: A Tool in Educational Context. - Myriam Peñafiel; Stefanie Vásquez; Diego Vásquez; Juan Zaldumbide; Sergio Luján-Mora (ICoMS, 2018)