PROCHÁZKA, Michal, Daniel KOUŘIL, Luděk MATYSKA, Tomáš KUBINA a Lukáš SPURNÝ. A Federated Framework for Secure Collaborative Systems. In EUNIS 2008 VISION IT, Visions for IT in Higher Education. Aarhus, Denmark: University of Aarhus, 2008, 9 s. ISBN 978-87-91234-56-9.