CHAHAL, Meenakshi. LESSON WRITING: INNOVATIONS IN PROBLEM DESIGNING. European Scientific Journal, ESJ, [S. l.], v. 9, n. 17, 2013. DOI: 10.19044/esj.2013.v9n17p%p. Disponível em: https://last.eujournal.org/index.php/esj/article/view/1163. Acesso em: 11 feb. 2026.