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