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.
Robert W. Floyd. The Syntax of Programming Languages-A Survey. IEEE Transactions on Computers, 13(4):346-353, 1964. [doi]
Abstract is missing.