著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Jun-ya Gotoh and Michael Jong Kim and Andrew E.B. Lim,Robust empirical optimization is almost the same as mean–variance optimization,Operations Research Letters,0167-6377,Elsevier BV,2018-07,46,4,448-452,https://cir.nii.ac.jp/crid/1360848657346765184,https://doi.org/10.1016/j.orl.2018.05.005