@techreport{HoppeKornhuber1988, author = {Ronald H. W. Hoppe and Ralf Kornhuber}, title = {Multi-Grid Solution of Two Coupled Stefan Equations Arising in Induction Heating of Large Steel Slabs.}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {SC-88-08}, language = {eng}, year = {1988} }