Cornell Chronicle - "NSF awards Arecibo Observatory and University of Puerto Rico $600,000 to train Hispanic students in scientific research" (David Brand), 6-9-03, Box: 54, Folder: 317. Arecibo Ionospheric Observatory records, 53-7-3581. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/284967 Accessed April 12, 2026.