@techreport{LopezFernandezLubichPalenciaetal.2005, author = {Maria Lopez-Fernandez and Christian Lubich and Cesar Palencia and Achim Sch{\"a}dle}, title = {Fast Runge-Kutta approximation of inhomogeneous parabolic equations}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {05-10}, language = {eng}, year = {2005} }