@techreport{BleyZymolka2003, author = {Andreas Bley and Adrian Zymolka}, title = {Planung kostenoptimaler Informations- und Kommunikations-Infrastrukturen}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {03-37}, language = {deu}, year = {2003} }