文献1：
【作者(必填)】David Biggsa*, Barry De Villeb* & Ed Suena
【文题(必填)】A method of choosing multiway partitions for classification and decision trees
【年份(必填)】1991
【全文链接或数据库名称(选填)】Journal of Applied Statistics
http://www.tandfonline.com/doi/abs/10.1080/02664769100000005