ELECTRONIC JOURNAL OF COMBINATORICS

《组合数学电子期刊》(E-JC)是一本标准很高的全参考电子期刊，发表的论文内容丰富，对离散数学的各个分支都很感兴趣，包括组合学、图论和组合问题的算法。这本杂志对作者和读者都是完全免费的。作者保留其文章的版权，并强烈鼓励根据知识共享许可证发布其文章。

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.