Grigori Goldman. Periodical Payment Model Using Restricted Proxy Certificates. In Gillian Dobbie, editor, Computer Science 2007. Proceedings of the Thirtieth Australasian Computer Science Conference (ACSC2007). Ballarat, Victoria, Australia, January 30 - February 2, 2007. Proceedings. Volume 62 of CRPIT, pages 131-139, Australian Computer Society, 2007. [doi]
Abstract is missing.