https://commons.wikimedia.org/wiki/Category:Pages_with_local_object_coordinates_and_matching_Wikidata_coordinates
Category:Pages with local object coordinates and matching Wikidata coordinates - Wikimedia Commons
category pagesobject coordinateslocal
https://se.mathworks.com/matlabcentral/answers/559109-converting-a-3d-object-in-spherical-coordinates-to-an-stl
Converting a 3D object (in spherical coordinates) to an stl. - MATLAB Answers - MATLAB Central
Converting a 3D object (in spherical... Learn more about stl, mesh Antenna Toolbox