TOMKOVÁ, V. Issue of technical nonverbal communication of the learners in the lower secondary education. Journal of Education, Technology and Computer Science, [S. l.], v. 7, n. 1, p. 466–471, 2013. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6877. Acesso em: 2 paź. 2024.