@techreport{GrammelHegeWunderling1993, author = {Martin Grammel and Hans-Christian Hege and Roland Wunderling}, title = {On the Impact of Communication Latencies on Distributed Sparse LU Factorization.}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {SC-93-28}, language = {eng}, year = {1993} }