AMANATALLAH, Lina Ramez; MOUKARZEL, Dalal Michel. Elementary Mathematics Teachers’ and Coordinators’ Perceptions about Teaching Problem Solving in North Lebanon Private Schools: an Exploratory Mixed Study. European Scientific Journal, ESJ, [S. l.], v. 14, n. 31, p. 130, 2018. DOI: 10.19044/esj.2018.v14n31p130. Disponível em: https://test.eujournal.org/index.php/esj/article/view/11482. Acesso em: 18 apr. 2025.