Hirotsugu Kakugawa and Masafumi Yamashita,
"Uniform and Self-Stabilizing Token Rings Allowing Unfair Daemon",
IEEE Transactions on Parallel&Distributed Systems, Vol. 8 No. 2,
pp. 154 - 163, Feb 1997.
(The algorithm was correct in submitted manuscript. The line was dropped in the final typesetting process. Sorry, I did not find the error on proofreading!)