This specific 3D model, "Bremen Low-poly 3D model purchase", is an asset made available by "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
Usage of this 3d asset is subject to the "Unknown license" agreement.
MAX (Autodesk 3ds Max, filesize: 333 MB), BLEND (Blender, filesize: 105 MB), OBJ (OBJ, filesize: 111 MB), FBX (Autodesk FBX, filesize: 137 MB), MAX (Autodesk 3ds Max, filesize: 333 MB), C4D (Cinema 4D, filesize: 68.8 MB), MA (Autodesk Maya, filesize: 56.9 MB), GLTF (glTF, filesize: 8.17 MB), DAE (Collada, filesize: 140 MB), 3DM (Rhinoceros 3D, filesize: 207 MB), DWG (AutoCAD, filesize: 169 MB), SKP (Sketchup, filesize: 222 MB), UNITYPACKAGE (Unity 3D, filesize: 176 MB), PDF (PDF, filesize: 8.17 MB), 3DS (3D Studio, filesize: 8.17 MB), LS10 (Lumion, filesize: 8.17 MB), RFA (Autodesk Revit, filesize: 8.17 MB), STL (Stereolithography, filesize: 8.17 MB), UASSET (UnrealEngine, filesize: 8.17 MB)