Fiscal Year 2001 : Advance Appropriations, Advance Funding, and Forward Funding
United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year 2001," Budget of the United States Government - Appendix (February 7, 2000). https://fraser.stlouisfed.org/scribd/?item_id=5755&filepath=/files/docs/publications/usbapp/2001/BUDGET-2001-APP-2-5.pdf&start_page=1, accessed on October 23, 2017.
United States Government Printing Office