How to work with bevels on curves (and their weight) | Blender 2.8 | Tutorial - YouTube
How to work with bevels on curves - BlenderNation
Toggling Cyclic to close your curve - Blender 3D Printing by Example [Book]
Creating snake scale] any way to work with Array modifier with Bezier curve without stretching the mesh? - CG Cookie | Learn Blender, Online Tutorials and Feedback
Structure — Blender Manual
Blender 3D: Noob to Pro/Curves In 3d - Wikibooks, open books for an open world
Using a bezier curve to create a ribbon or tube | DESIGN SYNC