Creating a fake volume light material - Blender 3D: Designing Objects [Book]
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 Volumetric Lighting Tutorial Part 1 - YouTube
World Principle Volume Support sun light — Right-Click Select
Selective volumetric lighting? - Lighting and Rendering - Blender Artists Community
Volumetric lighting issues - Lighting and Rendering - Blender Artists Community
Eevee Gets Lights and Volumes Updates - BlenderNation