References
- Kendall , M. G. and Stuart , A. 1969 . The Advanced Theory of Statistics , 3rd ed. , London : Charles Griffin & Co. .
- Ferguson , T. S. 1973 . A Bayesian analysis of some nonparamatric problems . Ann. Statist. , 1 : 209 – 230 .
- Fraser , D. A. S. 1957 . Nonparametric Methods in Statistics , New York : John Wiley & Sons Inc. .
- Zacks , S. 1971 . The Theory of Statistical Inference , New York : John Wiley & Sons Inc. .