@techreport{KochOhserSchladitz2002, author = {K. Koch and J. Ohser and K. Schladitz}, title = {Spectral Theory For Random Closed Sets And Estimating The Covariance Via Frequency Space}, institution = {Fraunhofer (ITWM)}, series = {Berichte des Fraunhofer-Instituts f{\"u}r Techno- und Wirtschaftsmathematik (ITWM Report)}, number = {37}, year = {2002}, url = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-12998}, }