EN/CityGML-Tutorial/chapter-2:-Building/LOD1.md

@@ -203,6 +203,12 @@ https://transfer.hft-stuttgart.de/gitlab/coors/3d-stadtmodelle/-/blob/master/exe
 
 A tutorial on adding attributes to the CityGML building dataset is available [here](https://transfer.hft-stuttgart.de/gitlab/coors/3d-stadtmodelle/-/wikis/EN/CityGML-Tutorial/Extras).
 
+## additional material
+
+FME workbench to extract height values from building footprint and point cloud
+
+https://transfer.hft-stuttgart.de/gitlab/coors/3d-stadtmodelle/-/blob/master/FME_Workbenches/pointCloud.fmw
+
 <div>
 
 **Next Chapter** [Chapter 2.2: Building LOD2](https://transfer.hft-stuttgart.de/gitlab/coors/3d-stadtmodelle/-/wikis/EN/CityGML-Tutorial/chapter%202:%20Building/LOD2)