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) BESSE P. A.,New 2×2 and 1×3 multimode interference couplers with free selection of power splitting ratios,IEEE J. Lightwave Technol.,,,1996,14,10,2286-2293,https://cir.nii.ac.jp/crid/1572824500666979072,