?url_ver=Z39.88-2004&rft_id=10.1155%2F2013%2F570964&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=F.&rft.au=Subhan%2C+F.&rft.aulast=Subhan&rft.title=International+Journal+of+Navigation+and+Observation&rft.issn=16875990&rft.atitle=Kalman+filter-based+hybrid+indoor+position+estimation+technique+in+bluetooth+networks&rft.date=2013&rft.genre=article