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.
Dan Archdeacon, Charles J. Colbourn, Isidoro Gitler, J. Scott Provan. Four-terminal reducibility and projective-planar wye-delta-wye-reducible graphs. Journal of Graph Theory, 33(2):83-93, 2000. [doi]