Bay, E., M. Başaran, and B. Döş. “The Reasons for Gaining and Losing the Popularity of a Paradigm in Constructivism: Why? And How?”. Psycho-Educational Research Reviews, vol. 10, no. 1, Mar. 2021, pp. 8-24, https://perrjournal.com/index.php/perrjournal/article/view/88.