KOTRAS, Marcin. Corporate Culture and Its Connection with External and Internal Public Relations. Comparative Economic Research. Central and Eastern Europe, [S. l.], v. 13, n. 5, p. 27–47, 2011. DOI: 10.2478/v10103-010-0002-y. Disponível em: https://czasopisma.uni.lodz.pl/CER/article/view/6593. Acesso em: 21 dec. 2025.