SCHEIBER, Harry N. Centralization of Power and Development of the American Federal System. 1789-1979. Czasopismo Prawno-Historyczne, [S. l.], v. 32, n. 1, p. 155–183, 1980. DOI: 10.14746/cph.1980.32.1.6. Disponível em: https://pressto.amu.edu.pl/index.php/cph/article/view/50322. Acesso em: 19 maj. 2026.