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.
Paul H. B. Gardiner, Clare E. Martin, Oege de Moor. An Algebraic Construction of Predicate Transformers. Science of Computer Programming, 22(1-2):21-44, 1994.