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.
Jan A. Bergstra, Alban Ponse. Proposition algebra. ACM Trans. Comput. Log., 12(3):21, 2011. [doi]
Abstract is missing.