W and SitePlanner® projects.
Roger R. SkidmoreAlex VerstakNaren RamakrishnanTheodore S. RappaportLayne T. WatsonJian HeSrinidhi VaradarajanClifford A. ShafferJeremy K.-P. ChenKyung Kyoon BaeJing JiangWilliam H. TranterPublished in: ACM SIGMOBILE Mob. Comput. Commun. Rev. (2004)