@phdthesis{TUW-176539, author = {Mayer, Lukas Walter}, title = {Antenna design for future multi-standard and multi-frequency RFID systems}, school = {Institut f{\"u}r Nachrichtentechnik und Hochfrequenztechnik}, year = {2009}, url = {http://publik.tuwien.ac.at/files/PubDat_176539.pdf} }