Imam Machdi Toshiyuki Amagasa Hiroyuki Kitagawa Executing parallel TwigStack algorithm on a multi-core system. 176-184 2009 iiWAS http://doi.acm.org/10.1145/1806338.1806376 conf/iiwas/2009 db/conf/iiwas/iiwas2009.html#MachdiAK09