Collecting and Analysing Learners Data to Support the Adaptive Engine of OPERA, a Learning System for Mathematics. - Marisa Oliveira; Alcinda Barreiras; Graça Marcos; Hermínia Ferreira; Ana Azevedo 001; Carlos Vaz de Carvalho (CSEDU (1), 2017)

Collecting and Analysing Learners Data in a Massive Open Online Course for Mathematics. - Ana Azevedo 001; Marisa Oliveira; Alcinda Barreiras; José Manuel Azevedo; Graça Marcos; Hermínia Ferreira (CSEDU (1), 2019)