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GSA, "Products & Services", updated November 24, 2020, accessed February 26, 2021.
"FAS Initiatives". U.S. General Services Administration. December 17, 2012. Archived from the original on February 17, 2013. Retrieved February 8, 2013.
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"LEED Certified Projects". U.S. General Services Administration. January 25, 2013. Archived from the original on February 24, 2013. Retrieved February 8, 2013.
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"Mission and Priorities". U.S. General Services Administration. January 15, 2013. Archived from the original on February 18, 2013. Retrieved February 8, 2013.
"FAS Initiatives". U.S. General Services Administration. December 17, 2012. Archived from the original on February 17, 2013. Retrieved February 8, 2013.
"GSA Schedules". U.S. General Services Administration. January 29, 2013. Archived from the original on July 19, 2008. Retrieved February 8, 2013.
"LEED Certified Projects". U.S. General Services Administration. January 25, 2013. Archived from the original on February 24, 2013. Retrieved February 8, 2013.