- Tax system modernization further testing of IRS' automated taxpaper service systems is needed : report to the Chairman, Committee on Governmental Affairs, U.S. Senate (SuDoc GA 1.13:IMTEC-91-42) by U.S. General Accounting Office, 1991
- Internal Revenue Service progress continues but serious management challenges remain : statement of Robert F. Dacey, Director, Information Security Issues ... (SuDoc GA 1.5/2:GAO-01-562 T) by U.S. General Accounting Office, 2001
- Financial management important IRS revenue information is unavailable or unreliable : report to the Commissioner, Internal Revenue Service (SuDoc GA 1.13:AIMD-94-22) by U.S. General Accounting Office, 1993
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