Mattar, Joao, and Andréa Pisan Soares Aguiar. “ACTIVE METHODOLOGIES: PROBLEM-BASED LEARNING, PROBLEM-POSING AND CASE METHOD”. Cadernos De Educação Tecnologia E Sociedade, vol. 11, no. 3, Nov. 2018, pp. 404-15, doi:10.14571/brajets.v11.n3.404-415.