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.
George B. Mertzios, Walter Unger. The Friendship Problem on Graphs. Multiple-Valued Logic and Soft Computing, 27(2-3):275-285, 2016. [doi]
Abstract is missing.