[MSDN Library April 2000] VTD_Get_Interrupt_Period (67.9929266136163%)
MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Kernel Services Guide > Virtual Machine Manager (VMM) > Chapter 42. Virtual Timer Device (VTD) > Reference
[MSDN Library September 1992] VTD_Get_Interrupt_Period (50.3548387096774%)
Product Documentation > Windows 3.1 DDK > Virtual Device Adaptation Guide > PART 1 Creating Virtual Devices > Chapter 21 Timer Devices