Martínez-Maireles, David. “Teacher Competency on the Cooperative Learning Assessment. A Pilot Study in Three Schools in Catalonia”. ITALIAN JOURNAL OF EDUCATIONAL RESEARCH, no. 34 (June 30, 2025): 191–203. Accessed December 5, 2025. https://ojs.pensamultimedia.it/index.php/sird/article/view/7472.