[MSDN Library June 1998] Interface name as a type (100%)

MSDN Library Visual Studio 6.0 > Specifications > Technologies and Languages > Component Object Model (COM) Specification 0.9 > Chapter 13: Type Information > Object RPC IDL Extensions

[MSDN Library June 1998] Interface inheritance (88.5416666666667%)

MSDN Library Visual Studio 6.0 > Specifications > Technologies and Languages > Component Object Model (COM) Specification 0.9 > Chapter 13: Type Information > Object RPC IDL Extensions

[MSDN Library June 1998] Interface Definition and Identity (51.7272727272727%)

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

[MSDN Library June 1998] Interface Reference (30.9200310559006%)

MSDN Library Visual Studio 6.0 > Platform SDK > COM and ActiveX Object Services > Component Development > COM Objects for the Internet > Internet Awareness for Objects, Controls, and Containers

[MSDN Library June 1998] Interface Type Libraries (29.7902813299233%)

MSDN Library Visual Studio 6.0 > Books > Hardcore Visual Basic > Chapter 10: COM Behind the Curtain > Interfaces Everywhere