[MSDN Library June 1998] SOUNDEX( ) Function (100%)
MSDN Library Visual Studio 6.0 > Visual FoxPro Documentation > Reference > A to Z Language Reference
[MSDN Library June 1998] SOUNDEX and DIFFERENCE (20.0606060606061%)
MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft SQL Server Programmer's Toolkit > Database Developer's Companion > Chapter 4 Retrieving Data with Queries > Using Built-in Functions > String Functions