@incollection{CalliessKrollLudwigs2015, author = {Calliess, Gralf-Peter and Kroll-Ludwigs, Kathrin}, title = {Art. 6 Rome III-Regulation (consent and material validity)}, series = {Rome Regulations : commentary}, booktitle = {Rome Regulations : commentary}, publisher = {Wolters Kluwer}, isbn = {9789041147547}, year = {2015}, language = {en} }