rendering - How can I make a simple volumetric light on Cycles? - Blender Stack Exchange
eMirage - quick tip : Volumetric light rays with Blender Cycles. 1-create a box adjust its shape and assign to it a new material 2-create a sun lamp, change the sun's color
Volumetric lights and shadows in Cycles - Lighting and Rendering - Blender Artists Community
Blender Cycles 2.7+ : Volumetric Light From a Window [Part 1/6] - YouTube
Volume Rendering — Blender Manual
Creating a fake volume light material | Blender Cycles: Materials and Textures Cookbook - Third Edition
Volumetric per lamp — Right-Click Select
How to fake volumetric light cones - 60 second tutorial 3 - BlenderNation