[MSDN Library June 1998] HRESULT (100%)

MSDN Library Visual Studio 6.0 > Specifications > Technologies and Languages > Component Object Model (COM) Specification 0.9 > Chapter 3: Objects and Interfaces > Error Codes and Error Handling

[MSDN Library June 1998] HRESULT DllRegisterServer(void); (46.3073687455955%)

MSDN Library Visual Studio 6.0 > Specifications > Technologies and Languages > Component Object Model (COM) Specification 0.9 > Chapter 6: COM Servers > Identifying and Registering an Object Class

[MSDN Library June 1998] HRESULT (34.7628458498024%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Messaging API (MAPI) > Reference > MAPI Data Types

[MSDN Library June 1998] HRESULT Return Codes (22.321663843403%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft SQL Server Programmer's Toolkit > What's New in SQL Server 6.5 > Part 5 What's New for OLE Automation Stored Procedures