[DirectX October 2006 Documentation] Billboarding (57.4248120300752%)

DirectX SDK > Introducing DirectX 9.0 > Direct3D Graphics > Getting Started with Direct3D > Transforms > Direct3D Rendering > Alpha Blending > Alpha Examples

[DirectX October 2006 Documentation] Billboarding (47.2932330827068%)

DirectX Graphics > Direct3D 9 > Programming Guide > Advanced Topics > Frame Buffer > Alpha Examples

[DirectX 6 Programmer's Reference] Billboarding (36.2445111014905%)

DirectX Foundation > Direct3D Immediate Mode > Direct3D Immediate Mode Essentials > Common Techniques and Special Effects

[DirectX 7 Programmer's Reference] Billboarding (36.2445111014905%)

Microsoft DirectX 7.0 > Direct3D > Direct3D Immediate Mode > Direct3D Immediate Mode Essentials > Common Techniques and Special Effects