[MSDN Library June 1998] Efficiency at any Depth of Aggregation (100%)

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

[MSDN Library June 1998] Efficiency of Using SendMessage Versus SendDlgItemMessage (19.4235836627141%)

MSDN Library Visual Studio 6.0 > Knowledge Base > Win32 Software Development Kit