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.
Serge Abiteboul, Pierre Bourhis, Victor Vianu. Highly Expressive Query Languages for Unordered Data Trees. Theory Comput. Syst., 57(4):927-966, 2015. [doi]