BIBCYT http://bibcyt.ucla.edu.ve/cgi-win/be_alex.exe?Ultimo&Nombrebd=BIBCYT UCLA - Biblioteca de Ciencias y Tecnologia Felix Morales Bueno Gvozdenovic, Nebojša P Principal Laurent, Monique P Principal Vallentin, Frank P Principal Block-diagonal semidefinite programming hierarchies for 0/1 programming <http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6V8M-4TW10W7-1&_user=10&_coverDate=01%2F31%2F2009&_rdoc=8&_fmt=high&_orig=browse&_srch=doc-info(%23toc%235874%232009%23999629998%23797139%23FLA%23display%23Volume)&_cdi=5874&_sort=d&_docanchor=&_ct=18&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=2fdea9351ea18e1ba96a945864d4869c> Volume 37, Issue 1, January 2009 pp. 27-31