Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Okamoto Seiji and Toyoda Kazushi and Omiya Tatsunori and Kasai Keisuke and Yoshida Masato and Nakazawa Masataka,B-10-39 512 QAM (54 Gbit/s) coherent optical transmission over 150 km,Proceedings of the IEICE General Conference,,"The Institute of Electronics, Information and Communication Engineers",2011-02-28,2011,2,348,https://cir.nii.ac.jp/crid/1573950401792824704,