1. Balakrishnan, N. and Koutras, M. V. (2002).Runs and Scans with Applications, Wiley, New York.
2. Blom, G. and Thorburn, D. (1982). How many random digits are required until given sequences are obtained?,Journal of Applied Probability,19, 518–531.
3. Fu, J. C. (1996). Distribution theory of runs and patterns associated with a sequence of multi-state trials,Statistica Sinica,6, 957–974.
4. Fu, J. C. and Koutras, M. V. (1994). Distribution theory of runs: A Markov chain approach,Journal of the American Statistical Association,89, 1050–1058.
5. Advances in Combinatorial Methods and Applications to Probability and Statistics;M. V. Koutras,1997