FOOKES, T. W. The Ekistic Grid and scoping criteria for defining local identity variables. Ekistics and The New Habitat, [S. l.], v. 73, n. 436-441, p. pp. 235–240, 2006. DOI: 10.53910/26531313-E200673436-441121. Disponível em: https://ekisticsjournal.org/index.php/journal/article/view/121. Acesso em: 28 mar. 2024.