中国科学院数学与系统科学研究院期刊网
Regular and in Normal Position with Respect to a Variable in a Zero-dimensional Ideal for Recurrent Event Data
LIU Jinwang, LI Dongmei, FU XiaoLing
Acta Mathematicae Applicatae Sinica . 2010, (1): 124 -129 .  DOI: 10.12387/C2010013