CityWalker: a mobile GPS for walking travelers

T. H. Yu, Y. S. Moon, K. L. Chow, H. C. Wong, Y. C. Li. CityWalker: a mobile GPS for walking travelers. In Roger L. Wainwright, Hisham Haddad, editors, Proceedings of the 2008 ACM Symposium on Applied Computing (SAC), Fortaleza, Ceara, Brazil, March 16-20, 2008. pages 1962-1963, ACM, 2008. [doi]