Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tatsutoshi Shioda and Takashi Kurokawa and S. Kumagai,Wavelength division multiplexer based on multi-mode interference waveguide,2005 Pacific Rim Conference on Lasers & Electro-Optics,,IEEE,2006-01-18,,,301-303,https://cir.nii.ac.jp/crid/1870020693202654464,https://doi.org/10.1109/cleopr.2005.1569427