http://www.google.com/search?q=cache:KB9eiZg2dLcJ:www.amba.org.br/congress/panel.asp+%22yoshiaki+omura%22+%22columbia+university%22&hl=en&gl=us&ct=clnk&cd=17
http://www.amba.org.br/congress/panel.asp
http://web.archive.org/web/*/http://www.amba.org.br/congress/panel.asp
