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.
Martin Müller, Joachim Niehren, Andreas Podelski. Ordering Constraints over Feature Trees. Constraints, 5(1/2):7-41, 2000.