@phdthesis{instance1048, title = {{Payment proceses for identity federations: the SAML-based payment approach}}, author = {David J. Lutz}, year = {2011}, school = {University of Zurich, Department of Informatics}, group = {csg}, Date-Added = {2026-08-02 18:39:40}, Date-Modified = {2026-08-03 06:52:30} }