Pavlos Efraimidis Christos Glymidakis Basilis Mamalis Paul G. Spirakis Basil Tampakas Parallel Text Retrieval on a High Performance Super Computer Using the Vector Space Model. 58-66 1995 SIGIR db/conf/sigir/sigir95.html#EfraimidisGMST95 conf/sigir/95 SIGIR1995/P058.pdf db/conf/sigir/EfraimidisGMST95.html