Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SAKAGUCHI MINORU and SZAJOWSKf KRZYSZTOF,MIXED-TYPE SECRETARY PROBLEMS ON SEQUENCES OF BIVARIATE RANDOM VARIABLES,日本オペレーションズ・リサーチ学会春季研究発表会アブストラクト集,,The Operations Research Society of Japan,1999-03-23,1999,,200-201,https://cir.nii.ac.jp/crid/1570572702502846080,