《組合數學電子期刊》(E-JC)是一本標準很高的全參考電子期刊，發表的論文內容豐富，對離散數學的各個分支都很感興趣，包括組合學、圖論和組合問題的算法。這本雜志對作者和讀者都是完全免費的。作者保留其文章的版權，并強烈鼓勵根據知識共享許可證發布其文章。

The Electronic Journal of Combinatorics (E-JC) is a fully-refereed electronic journal with very high standards, publishing papers of substantial content and interest in all branches of discrete mathematics, including combinatorics, graph theory, and algorithms for combinatorial problems. The journal is completely free for both authors and readers. Authors retain the copyright of their articles and are strongly encouraged to release their articles under a Creative Commons license.