@incollection{UBHD-67429056, author={Kahl, Wolfgang}, title={Art. 4 Abs. 3 EUV}, subtitle={[Kommentierung]}, year={2011}, pages={65-112}, language={ger}, isbn={3-406-61449-3 and 978-3-406-61449-1}, booktitle={EUV/AEUV}, editor={Calliess, Christian and Ruffert, Matthias}, }