Wireless sensor networks : first European workshop, EWSN 2004, Berlin, Germany, January 19-21, 2004, proceedings / Holger Karl, Andreas Willig, Adam Wolisz, (eds.). EWSN 2004 (2004 : Berlin, Germany) Karl, Holger, 1970- Willig, Andreas, 1968- Wolisz, Adam. Sensor networks Congresses. TK7872.D48 E94 2004 004.68 22 WIR Includes bibliographical references and index. New York : Springer-Verlag, 2004. 2004. 2004 Text xiv, 363 p. : http://www.loc.gov/catdir/enhancements/fy0818/2003069497-d.html eng Lecture notes in computer science ; 2920