@techreport{BornemannKrause1996, author = {Folkmar A. Bornemann and Rolf Krause}, title = {Classical and Cascadic Multigrid - A Methodical Comparison}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {SC-96-25}, language = {eng}, year = {1996} }