A Rigorous Analysis of Time Domain Parallelism. - A. Deshpande; S. Malhotra; M. H. Schultz; C. C. Douglas (Parallel Algorithms Appl., 1995)

Implementation and analysis of multigrid schemes with finite elements for elliptic optimal control problems. - Oliver Lass; Michelle Vallejos; Alfio Borzì; C. C. Douglas (Computing, 2009)