Changes

* <big>[[Modeling Guide for 3D Objects - Part 1: Basics (Rules for Validating GML Geometries in CityGML)|Modeling Guide for 3D Objects - Part 1: Basics (Rules for Validating GML Geometries in CityGML)]] ( Version 0.7.0 EN, English) [[File:Adobe_PDF_Icon.svg|20px|link=http://files.sig3d.org/file/ag-qualitaet/201311_Modeling_Guide_for_3D_Objects_-_Part_1.pdf]]</big>  

* <big>[[Modeling Guide for 3D Objects - Part 1: Basics (Rules for Validating GML Geometries in CityGML)|Modeling Guide for 3D Objects - Part 1: Basics (Rules for Validating GML Geometries in CityGML)]] ( Version 0.7.1 EN, English) [[File:Adobe_PDF_Icon.svg|20px|link=http://files.sig3d.org/file/ag-qualitaet/201311_SIG3D_Modeling_Guide_for_3D_Objects_-_Part_1.pdf]]</big>  

* <big>[[Modeling Guide for 3D Objects - Part 2: Modeling of Buildings (LoD1, LoD2, LoD3) |Modeling Guide for 3D Objects - Part 2: Modeling of Buildings (LoD1, LoD2, LoD3)]] ( Version 2.0.0 EN, English) [[File:Adobe_PDF_Icon.svg|20px|link=http://files.sig3d.org/file/ag-qualitaet/201311_Modeling_Guide_for_3D_Objects_-_Part_2.pdf]]</big>

* <big>[[Modeling Guide for 3D Objects - Part 2: Modeling of Buildings (LoD1, LoD2, LoD3) |Modeling Guide for 3D Objects - Part 2: Modeling of Buildings (LoD1, LoD2, LoD3)]] ( Version 2.0.1 EN, English) [[File:Adobe_PDF_Icon.svg|20px|link=http://files.sig3d.org/file/ag-qualitaet/201311_SIG3D_Modeling_Guide_for_3D_Objects_-_Part_2.pdf]]</big>

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