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.
Bernardo M. Ábrego, Jorge L. Arocha, Silvia Fernández-Merchant, Victor Neumann-Lara. Tightness problems in the plane. Discrete Mathematics, 194(1-3):1-11, 1999. [doi]
Abstract is missing.