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) CHIU A.,Impairments And Other Constraints On Optical Layer Routing,"IETF Internet Draft, draft-ietf-ipo-impairments-02.txt",,,,,,,https://cir.nii.ac.jp/crid/1573105975453359744,