@TechReport{Intelligent_Ad_hoc_Marketing_within_Hotspot_Networks, author = "Olga Vladi Ratsimor, Sethuram Balaji Kodeswaran, Tim Finin, Anupam Joshi, and Yelena Yesha", title = "{Intelligent Ad hoc Marketing within Hotspot Networks}", month = "March", year = "2003", number = "TR-CS-03-27", institution = "University of Maryland, Baltimore county", }