MLE in Two Normal Samples with Equal but Unknown Population Coefficients o Variation
研究了当两个正态总体的变异系数相等但未知时，如何用最大似然估计法进行参数估计，对统计推断和实际数据分析有参考价值。
Thomas M. Gerig, A. R. Sen, MLE in Two Normal Samples with Equal but Unknown Population Coefficients o Variation, Journal of the American Statistical Association, Vol. 75, No. 371 (Sep., 1980), pp. 704-708