Gagnon, Mathieu. “Study on Critical Practices Transversality Manifested by Quebecers High School Students in Context of Problem-Based Learning in Their Science, History and Ethic Courses”. Swiss Journal of Educational Research, vol. 34, no. 3, Sept. 2018, pp. 551-74, https://doi.org/10.24452/sjer.34.3.4896.