WHITWORTH, Brian; WHITWORTH, Alex P. The social environment model: Small heroes and the evolution of human society. First Monday, [S. l.], v. 15, n. 11, 2010. DOI: 10.5210/fm.v15i11.3173. Disponível em: https://firstmonday.org/ojs/index.php/fm/article/view/3173. Acesso em: 18 apr. 2024.