- Alexander F. Gelbukh, editor, Computational Linguistics and Intelligent Text Processing - 12th International Conference, CICLing 2011, Tokyo, Japan, February 20-26, 2011. Proceedings, Part I. Volume 6608 of Lecture Notes in Computer Science, Springer, 2011.
- Alexander F. Gelbukh, editor, Computational Linguistics and Intelligent Text Processing - 12th International Conference, CICLing 2011, Tokyo, Japan, February 20-26, 2011. Proceedings, Part II. Volume 6609 of Lecture Notes in Computer Science, Springer, 2011.