3 Dec 2004 / "Idempotent Mathematics and Mathematical Physics", G. L. Litvinov, V. P. Maslov (eds.), AMS, Providence, 2005, ISBN 0-8218-3538-6, p. 1-17
25 Dec 2004 / "Idempotent Mathematics and Mathematical Physics", G. L. Litvinov, V. P. Maslov (eds.), AMS, Providence, 2005, ISBN 0-8218-3538-6, p. 181-186