References
- Bharucha-Reid , A.T. 1960 . Elements of the Theory of Markov Processes and Their Applications , New York : McGraw-Hill .
- Fisher , R.A. 1950 . Statistical Methods for Research Workers , London : Oliver and Boyd .
- Wilks , S.S. 1938 . The large sample distribution of the likelihood ratio for testing composite hypotheses . Ann. Math. Statist , 9 : 60 – 62 .