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README.md

 # RegionChooser
 
-[RegionChooser](https://transfer.hft-stuttgart.de/gitlab/hft_gitlab/regionchooser){target=_blank} is a Java project. Its graphical interface allows to extract a specific region from [CityGML](https://www.ogc.org/standards/citygml){target=_blank} and save it as a smaller CityGML file.
+[RegionChooser](https://transfer.hft-stuttgart.de/gitlab/hft_gitlab/regionchooser) is a Java project. Its graphical interface allows to extract a specific region from [CityGML](https://www.ogc.org/standards/citygml) and save it as a smaller CityGML file.
 
 ![RegionChooserScreenshot](region_chooser_screenshot.png)
 
 It uses:
 
-* [Java 8](https://simstadt.hft-stuttgart.de/getting-started/install-software/#java-8){target=_blank}
+* [Java 8](https://simstadt.hft-stuttgart.de/getting-started/install-software/#java-8)
 * JavaFX
-* [Openlayers](https://openlayers.org/){target=_blank}
+* [Openlayers](https://openlayers.org/)
 
-RegionChooser was developed during [SimStadt & SimStadt II](https://www.hft-stuttgart.de/forschung/projekte/aktuell/simstadt-20){target=_blank}  projects.
+RegionChooser was developed during [SimStadt & SimStadt II](https://www.hft-stuttgart.de/forschung/projekte/aktuell/simstadt-20)  projects.
 
 ## Installation
 
-The easiest way to install RegionChooser is to [install SimStadt](https://simstadt.hft-stuttgart.de/getting-started/install-software/#simstadt){target=_blank}.
+The easiest way to install RegionChooser is to [install SimStadt](https://simstadt.hft-stuttgart.de/getting-started/install-software/#simstadt).
 
 RegionChooser executables are packaged inside SimStadt.zip file.
 
@@ -22,7 +22,7 @@ RegionChooser executables are packaged inside SimStadt.zip file.
 
 ### Select a repository
 
-You first need to run SimStadt in order to select a [repository](https://simstadt.hft-stuttgart.de/getting-started/repository-structure/#repository){target=_blank}. Once a repository is selected, SimStadt can be closed.
+You first need to run SimStadt in order to select a [repository](https://simstadt.hft-stuttgart.de/getting-started/repository-structure/#repository). Once a repository is selected, SimStadt can be closed.
 
 ### Start RegionChooser
 
@@ -44,11 +44,11 @@ The RegionChooser jar will then be available to SimStadt for packaging, when a S
 
 ## Author
 
-Eric Duminil, [HfT Stuttgart](https://www.hft-stuttgart.de/){target=_blank}
+Eric Duminil, [HfT Stuttgart](https://www.hft-stuttgart.de/)
 
 ## Contributors
 
-Matthias Betz, [HfT Stuttgart](https://www.hft-stuttgart.de/){target=_blank}
+Matthias Betz, [HfT Stuttgart](https://www.hft-stuttgart.de/)
 
 ## License
-[MIT](https://choosealicense.com/licenses/mit/){target=_blank}
+[MIT](https://choosealicense.com/licenses/mit/)