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.
Fuji Zhang, Zhibo Chen. On commutativity of two unary digraph operations: Subdividing and line-digraphing. Discrete Mathematics, 306(21):2733-2739, 2006. [doi]