title: a query language for multidimensional arrays : design , implementation , and optimization techniques sigmod conference. authors: limsoon wong , rona machlin , leonid libkin. venue: nan. year: 1996.0
title: a query language and optimization techniques for unstructured data peter buneman , susan davidson , gerd hillebrand , dan suciu international conference on management of data. authors: nan. venue: nan. year: 1996.0