CHRÁSKA, M.; KLEMENT, M. Wykorzystanie metody analizy skupień do tworzenia typologii grup studenckich. Journal of Education, Technology and Computer Science, [S. l.], n. 1, p. 241–247, 2011. DOI: 2080-9069. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/7049. Acesso em: 22 lip. 2024.