TY - BOOK AU - Kr mer, Bernd J AU - Halang, Wolfgang A TI - Contributions to Ubiquitous Computing [electronic resource] SN - 9783540449102 U1 - 620.0028563 PY - 2007/// CY - Berlin PB - Springer N1 - http://dx.doi.org/10.1007/978-3-540-44910-2 ER -