Tutorial: Size 3D Models in Blender – Robert J. Bischoff – Doctoral candidate studying archaeology in the Southwest United States at Arizona State University
Easy conversion of STEP geometry to STL format for use in Blender | Numerica.pt
How to import a .STEP File into Blender | Visao
How to use a .step file or other CAD files in Blender 3D (collada, conversion, and blender 3D) - Quora
import - What file format do I need to export as - Blender Stack Exchange