_:vb50819170 "Allen Brown" . _:vb50819170 . _:vb50819169 . . _:vb50819171 . _:vb50819171 . . . _:vb50819169 "Hugo Haas" . _:vb50819170 . _:vb50819171 . "Web Services Glossary" . _:vb50819169 . . "2004-02-11" .