Cornell News Release - "Rollin' down the river: Arecibo Observatory captures evidence of turbulence and thick gas as a possible precursor to galactic evolution" (Blaine P. Friedlander Jr.), 1/9/2002, Box: 54, Folder: 298. Arecibo Ionospheric Observatory records, 53-7-3581. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/284936 Accessed April 05, 2026.