ŚWIREK, Krzysztof. Getting hands dirty: on Adam Schaff’s political writings. Hybris, Poland, v. 37, n. 2, p. 81–102, 2017. DOI: 10.18778/1689-4286.37.06. Disponível em: https://czasopisma.uni.lodz.pl/hybris/article/view/14700. Acesso em: 8 aug. 2026.