title: on-demand data elevation in hierarchical multimedia storage servers. authors: p triantafillou , t papadakis. venue: vldb. year: 1997
title: on-demand data elevation in a hierarchical multimedia storage server. authors: p triantallou , t papadakis. venue: proc . of 23rd intl. conf . on very large data bases , vldb ,. year: 1997.0