How do we connect two meshes seamlessly (modeling, sculpting, blender, and 3D)? - Quora
Joining objects in Blender 2.8 causes the objects to disapear - Blender Stack Exchange
GitHub - Philipp-Seifried/Blender-Massive-Boolean: Blender add-on that can combine tons of objects, by running clean up steps after each Boolean operation.
Daily Blender Tip 266: Merge by distance - BlenderNation
How to Merge Objects in Blender
How To Merge Meshes In Blender | The Motion Tree
Mirror Modifier — Blender Manual
Blender 2.8 : Auto Merging and Snapping Tools | by Satish Goda | Medium
How to JOIN and SEPARATE Objects in Blender } - Quick Tips
Daily Blender Tip 269: Combine UV's from multiple objects - BlenderNation