HOCHMAIR, H.; BENJAMIN, A. Spatial Measurements on USGS Topo Maps: FOR364/FR433, Februrary 2021. EDIS, Gainesville, FL, v. 2021, n. 1, p. 7, 2021. DOI: 10.32473/edis-fr433-2021. Disponível em: https://journals.flvc.org/edis/article/view/122289. Acesso em: 28 mar. 2024.