TY - GEN T1 - Enforceability of the Copyleft effect in the Open Source License GPL in Germany / AU - Czychowski, C., VL - US 48 Mar 2009 Vol.XLIV No.3 pages 140-143 ID - 25963 KW - Software KW - Open Source KW - Licensing KW - Software inventory TI - Enforceability of the Copyleft effect in the Open Source License GPL in Germany / ER -