o:294045 iPRES 2009 - Proceedings of the 6th International Conference on Preservation of Digital Objects iPRES 2009 - San Francisco en 6th International Conference on Preservation of Digital Objects, October 5 and 6, 2009, San Francisco, California iPRES, San Francisco 2013-06-19T11:58:11.321Z 44 yes 63 Editor California Digital Library institution http://phaidra.univie.ac.at/o:294045 no yes 15 70 12 1068391 1068395