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.
István Beck, Stein Krogdahl. An Inequality on Paths in a Grid. Journal of Combinatorial Theory, Series A, 61(2):295-301, 1992.