Author Title Journal ISSN Publisher Date Volume Number Page URL URL(DOI) OKAMOTO Takeshi,SUDO Shinya,TSURUOKA Kiyotaka,NIELSEN Mads L.,MIZUTANI Kenji,SATO Kenji,KUDO Koji A Compact Widely Wavelength-Tunable Laser Diode Monolithically Integrated with a Ring/MZI Loop-Filter IEICE technical report. Component parts and materials 09135685 The Institute of Electronics, Information and Communication Engineers 2008-08-21 108 192 75-78 http://ci.nii.ac.jp/naid/110007006020/en/