Juan J. Navarro Elena García-Diego Josep-Lluis Larriba-Pey Toni Juan Block Algorithms for Sparse Matrix Computations on High Performance Workstations. 301-308 1996 International Conference on Supercomputing http://doi.acm.org/10.1145/237578.237624 db/conf/ics/ics1996.html#NavarroGLJ96