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.
Horst Günter Zimmer. Congruent numbers: from elementary to algebraic number theory. ACM Comm. Computer Algebra, 18-19(4-1):54-62, 1985. [doi]
Abstract is missing.