ZEIDLER, W. "War Landscape” of Kurt Lewin: reasons and ways of quest for own methodology. Studia Psychologica: Theoria et praxis, [S. l.], n. 9, p. 179–190, 2009. Disponível em: https://czasopisma.uksw.edu.pl/index.php/sp/article/view/2715. Acesso em: 3 jul. 2024.