Blender 2.8 Beginner Tutorial PART 14: Deleting and Merging Meshes - YouTube
Adding and Removing Vertices - CG Cookie
blender - How to delete a part of an object? - Stack Overflow
How to Delete or Erase objects in Blender - YouTube
Removing part of an Object From an Object? - Modeling - Blender Artists Community
modeling - Remove Object and part of object its overlapping - Blender Stack Exchange
Tutorial: Size 3D Models in Blender – Robert J. Bischoff – Doctoral candidate studying archaeology in the Southwest United States at Arizona State University