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Wang, Y. (1994) A Bartett-type adjustment for the likelihood ratio test statistic with an ordered alternative. Statistics and Probability Letters,20, 247-352.

Wang, Y. (1995) The L _{1}theory of estimation of monotone and unimodal densities.Journal of Nonparametric Statistics,4, 249-261.

Wang, Y. (1995) Asymptotic expansions of the likelihood ratio test statistic with order hypotheses . Sankhya A.,57, 410-423.

Wang, Y. (1996) A likelihood ratio test against stochastic ordering in several populations . Journal of the American Statistical Association,91, 1676-1683.

Wang, Y. and Huang, J. (2002) Isotonic median regression. Journal of Statistical Planning and Inference,107, 281-287.