ERCAN, Feride; TAŞDERE, Ahmet; ERCAN, Nilay. Observation of Cognitive Structure and Conceptual Changes through Word Associations Tests. Journal of Turkish Science Education, [S. l.], v. 7, n. 2, p. 136–154, 2010. Disponível em: https://www.tused.org/index.php/tused/article/view/515. Acesso em: 26 jan. 2026.