Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Holger Meuss. Logical tree matching with complete answer aggregates for retrieving structured documents. PhD thesis, Ludwig Maximilian University of Munich, Germany, 2000. [doi]