【作者(必填)】
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Tang Qingguoab* & Cheng Longshenga
【文题(必填)】
M-estimation and B-spline approximation for varyingcoefficient models with longitudinal data
【年份(必填)】2008
【全文链接或数据库名称(选填)】
http://www.tandfonline.com/doi/abs/10.1080/10485250802375950?journalCode=gnst20#preview