MACIEJ ZWEIFFEL. Digital revolution and place of printed books. International Journal of Business and Social Science Research, [S. l.], v. 2, n. 12, p. 8–11, 2021. DOI: 10.47742/ijbssr.v2n12p2. Disponível em: https://ijbssrnet.com/index.php/ijbssr/article/view/70. Acesso em: 27 jan. 2022.