SMIRNOVA, A. I. Ways to improve the effectiveness of teacher. CTE Workshop Proceedings, Kryvyi Rih, Ukraine, v. 2, p. 85–95, 2014. DOI: 10.55056/cte.192. Disponível em: https://acnsci.org/journal/index.php/cte/article/view/192.. Acesso em: 17 aug. 2026.