Exact Cumulant Calculations for Pearson X 2 and Zelterman Statistics for r-Way Contingency Tables
本文给出了r维列联表中Pearson X²和Zelterman统计量的精确累积量计算方法，对从事分类数据分析的统计学者和计量经济学家有参考价值。
James E. Stafford, Exact Cumulant Calculations for Pearson X2 and Zelterman Statistics for r-Way Contingency Tables, Journal of Computational and Graphical Statistics, Vol. 4, No. 3 (Sep., 1995), pp. 199-212