Ahadur Rahaman Jemal H. Abawajy Michael Hobbs Taxonomy and Survey of Location Management Systems. 369-374 2007 conf/ACISicis/2007 ACIS-ICIS http://doi.ieeecomputersociety.org/10.1109/ICIS.2007.176 db/conf/ACISicis/ACISicis2007.html#RahamanAH07