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.
George W. Ernst, William F. Ogden. Specification of Abstract Data Types in Modula. ACM Transactions on Programming Languages and Systems, 2(4):522-543, 1980. [doi]