WANDYSZEW, W. Concept as a general scientific approach to the systematization of knowledge. Humanistyka i Przyrodoznawstwo, [S. l.], n. 18, p. 251–258, 2018. DOI: 10.31648/hip.729. Disponível em: https://czasopisma.uwm.edu.pl/index.php/hip/article/view/729. Acesso em: 22 grudz. 2024.