GOSÁLBEZ PEQUEÑO, Humberto. The contractors of the spanish public administration in the administrative legislation of the 19th century. Derecho Público Iberoamericano, [S. l.], n. 11, p. 87–126, 2017. Disponível em: https://revistas.udd.cl/index.php/RDPI/article/view/86. Acesso em: 10 apr. 2026.