SANDERSON, S. . K. . THE FUTURE OF W. WARREN WAGAR. Journal of World-Systems Research, [S. l.], v. 2, n. 1, p. 94–102, 1996. DOI: 10.5195/jwsr.1996.70. Disponível em: https://jwsr.pitt.edu/ojs/jwsr/article/view/70. Acesso em: 29 mar. 2024.