Rule-based expert systems to support step-by-step guidance in algebraic problem solving: The case of the tutor PAT2Math. - Patrícia Augustin Jaques; Henrique M. Seffrin; Geiseane L. Rubi; Felipe de Morais; Cássio Ghilardi; Ig Ibert Bittencourt; Seiji Isotani (Expert Syst. Appl., 2013)

A dynamic bayesian network for inference of learners' algebraic knowledge. - Henrique M. Seffrin; Geiseane L. Rubi; Patrícia Augustin Jaques (SAC, 2014)