@inproceedings{TUW-120989, author = {Retscher, G{\"u}nther and Fu, Qing}, title = {Integration of RFID, GNSS and DR for Ubiquitous Positioning in Pedestrian Navigation}, booktitle = {ION GNSS 2007 Confernece, Institute of Navigation (Eds)}, year = {2007}, numpages = {10}, note = {talk: ION GNSS 2007 Confernece, Fort Worth, Texas, USA; 2007-09-25 -- 2007-09-28} }