Links[1] https://www.ifross.org/?q=unterscheiden-sich-gplv2-und-gplv3 [2] https://www.ifross.org/?q=wann-findet-gplv2-anwendung-und-wann-gplv3 [3] https://www.ifross.org/?q=welchen-lizenzen-gplv3-kompatibel [4] https://www.ifross.org/?q=taxonomy/term/14