[MSDN Library June 1998] Backboning (100%)
MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft Exchange Server > Gateway Programmer's Reference > Guide
[MSDN Library June 1998] Backboning Scenarios (20%)
MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft Exchange Server > Gateway Programmer's Reference > Guide > Backboning
[MSDN Library June 1998] Backboning To Foreign MAPI Providers (12.9444444444444%)
MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft Exchange Server > Gateway Programmer's Reference > Guide > Backboning > Backboning Scenarios