title: querying network directories 1999. authors: dimitra vista , h. v. jagadish , divesh srivastava , tova milo , laks v. s. lakshmanan. venue: sigmod conference. year: nan
title: querying shapes of histories very large data bases. authors: rakesh agrawal , giuseppe psaila , edward l. wimmers , mohamed za &#239; t. venue: nan. year: 1995.0