Agents on the web : catalyst for E-commerce / Christine Guilfoyle, Judith Jeffcoate
Internet'97 : 3º Congresso internacional de produtos e serviços INTRA e INTERNET
Microstrip antennas : the analysis and design of microstrip antennas and arrays / ed. by David Pozar, Daniel H. Schaubert
Pricing broadband : a model for competitive advantage / Anne Hurley, David Rogerson