Holger Bischof Sergei Gorlatch Emanuel Kitzelmann Design and Implementation of a Cost-Optimal Parallel Tridiagonal System Solver Using Skeletons. 415-428 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2763&spage=415 2003 conf/pact/2003 PaCT db/conf/pact/pact2003.html#BischofGK03