Donald Belcher and Associates, "A Technical Report: Selection of the Five Sites Most Favorable for the Location of the New Capital of the United States of Brasil", February, 1955

Donald Belcher and Associates, "A Technical Report: Selection of the Five Sites Most Favorable for the Location of the New Capital of the United States of Brasil", February, 1955, Box: 48. Cornell University Center for Aerial Photographic Studies records, 16-4-4213. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/322160 Accessed October 28, 2025.