@techreport{EisenblaetterFuegenschuhGeerdesetal.2003, author = {Andreas Eisenbl{\"a}tter and Armin F{\"u}genschuh and Hans-Florian Geerdes and Daniel Junglas and Thorsten Koch and Alexander Martin}, title = {Optimization Methods for UMTS Radio Network Planning}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {03-41}, language = {eng}, year = {2003} }