著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Gupta, Maya R. and Chen, Yihua",Theory and use of the EM algorithm,,Now Publishers,2011,Foundations and trends in econometrics,,9781601984302,,https://cir.nii.ac.jp/crid/1130000794947121792