@phdthesis{oai:ir.soken.ac.jp:00005608,
 author = {ZHENG, Ning and ゼン, ニン and ZHENG, Ning},
 month = {2017-06-27, 2017-09-16},
 note = {application/pdf, 総研大甲第1932号},
 school = {総合研究大学院大学},
 title = {Iterative Methods for Nonnegative and Box Constrained Least Squares Problems and Their Applications（非負制約および箱型制約付きの最小二乗問題の反復解法とその応用）},
 year = {}
}