changing the intensity falloff of light sources using Cycles nodes - Blender Stack Exchange
materials - Falloff node setup similar to 3DS Max falloff node? Need perpendicular / parallel falloff for correct fabric rendering - Blender Stack Exchange
Blender Secrets - Light Falloff - with special guest Gleb Alexandrov - YouTube
Bevel falloff possible? - User Feedback - Developer Forum
Custom Falloff for Proportional Editing - User Feedback - Developer Forum
Tutorial: Falloff - BlenderNation
Proportional Edit — Blender Manual
Custom light falloff in Cycles - Blender Stack Exchange
Light Falloff (光の減衰)ノード — Blender Manual
cycles fresnel falloff - Materials and Textures - Blender Artists Community
Falloff — Blender Manual
Custom Falloff for Proportional Editing - User Feedback - Developer Forum