Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kawada Noriyuki and Mitsuo Maeda and J. Yakafuji and Yuji Oki,Nonlinear Raman spectroscopies with Raman shifter for sensitive gas detection,Technical Digest. CLEO/Pacific Rim '99. Pacific Rim Conference on Lasers and Electro-Optics (Cat. No.99TH8464),,IEEE,2003-01-20,4,,1192-1193,https://cir.nii.ac.jp/crid/1872835442936752896,https://doi.org/10.1109/cleopr.1999.814730