Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) M. Dobashi and Hong-li Cao and Kunio Tada and Haruo Hosomatsu and Yoshiaki Nakano and Yi Luo,High-performance gain-coupled distributed-feedback semiconductor lasers with absorptive gratings,SPIE Proceedings,0277-786X,SPIE,1993-05-11,1979,,313,https://cir.nii.ac.jp/crid/1874242817466908032,https://doi.org/10.1117/12.144138