Q. Where do I find information about Sarbanes-Oxley (SOX)?

See the following:

Text of the Sarbanes-Oxley Act of 2002

American Institute of Certified Public Accountants; search for Sarbanes-Oxley

Accounting, Tax & Banking Collection for articles, papers, dissertations, etc.

BULS for books and articles

Also take a look at the websites of the major accounting firms:
Deloitte
PriceWaterhouseCoopers
KPMG