1. Do non-audit services compromise auditor independence? Further evidence;H Ashbaugh;2002 Annual Meeting of the American Accounting Association,2002
2. Accountants' integrity and financial reporting;G Benston;Financial Executive,1975
3. Watching the firms that watch the books;A Berenson;New York Times,2001
4. Client Importance, Non-audit Fees, and Abnormal Accruals
5. Do non-audit service fees impair auditor independence? Evidence from going concern audit opinions;M L Defond;Journal of Accounting Research,2002