title: a general techniques for querying xml documents using a relational database system. authors: j shanmugasundaram , e shekita , j kiernan , r krishnamurthy , s viglas , j naughton , i tatarinov. venue: sigmod record. year: 2001
title: implementing a scalable xml publish/subscribe system using a relational database system. authors: f tian. venue: proceedings of the 2004 acm-sigmod. year: nan