@techreport{EhrigNowak2000, author = {Rainald Ehrig and Ulrich Nowak}, title = {Algorithmen- und Softwareoptimierung f{\"u}r die Satellitenbahn- und Schwerefeldmodellierung}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {00-01}, language = {deu}, year = {2000} }