Report from the FirstWorkshop on Geo Sensor Networks S. Nittel, A. Stefanidis, I. Cruz, M. Egenhofer, D. Goldin, A. Howard, A. Labrinidis, S. Madden, A. Voisard, and M.Worboys   View Paper (PDF)   Return to March 2004, Volume 33, Number 1 ©2005 Association for Computing Machinery