@article{TUW-167832, author = {Fu, Qing and Retscher, G{\"u}nther}, title = {Active RFID Trilateration and Location Fingerprinting Based on RSSI for Pedestrian Navigation}, journal = {The Journal of Navigation}, year = {2009}, volume = {62}, number = {2 (April)}, pages = {323--340}, url = {http://journals.cambridge.org/repo_A48Q721F} }