[MSDN Library April 2000] Alpha Values Per Pixel (100%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows GDI > Bitmaps > About Bitmaps > Alpha Blending
[MSDN Library April 2000] Alpha Blending (33.5914085914086%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows GDI > Bitmaps > About Bitmaps
[MSDN Library April 2000] Alpha Texture Blending (30.6760335252982%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > DirectX > Direct3D > Direct3D Immediate Mode > Direct3D Immediate Mode Essentials > Textures > Texture Blending
[MSDN Library April 2000] Alpha Property (21.9679829973948%)
MSDN Library - April 2000 > Platform SDK > Management Services > Setup > Windows Installer > Properties > Property Reference
[MSDN Library April 2000] Alpha Test (20.7417582417582%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > OpenGL > Overview > Introduction to OpenGL > OpenGL Processing Pipeline > Fragments