Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YOSHIDA M. and MIYAMOTO T. and HARA T. and NAKAMURA K. and ITO H.,Measurement of group velocity dispersion of optical fiber with a frequency-shifted feedback laser,Technical report of IEICE. OCS,,"The Institute of Electronics, Information and Communication Engineers",1999-03-08,98,644,25-30,https://cir.nii.ac.jp/crid/1571698602360156800,