cycles render engine - Making very hard shadows softer? - Blender Stack Exchange
blender internal render engine - Unwanted sharp shadows when using a point lamp - Blender Stack Exchange
Eevee Essentials: Real-Time Rendering in Blender (Basic and Advanced Techniques) - CG Cookie | Learn Blender, Online Tutorials and Feedback
How Can I Get Hard Shadows from a Sun Light in Blender 3.1 Cycles? - Lighting and Rendering - Blender Artists Community
Why Some Faces Appear Dark On A Mesh In Blender And How To Fix It | Gachoki Studios
How Light Size Affects Shadows in Blender - Monstabot
Spot Buffered Shadow — Blender Manual
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How To Make Sharp Shadows In Blender 2.81 | Blender Shadow Fix EEVEE | High Quality Shadows Blender - YouTube
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