Growth And Expansion Of Unplanned Settlements In Nigeria Using Environmental Geomatics: Case Study Of Abuja Phase 4 And 5 . FESCON Conference Proceedings, [S. l.], v. 6, n. 1, p. 441–463, 2026. Disponível em: https://ajer.org.ng/index.php/fescon-proceedings/article/view/294. Acesso em: 16 sep. 2026.