@article{oai:repository.dl.itc.u-tokyo.ac.jp:00020121, author = {FUJII, Yoichi and HIDAKA, Hideto}, issue = {10}, journal = {生産研究}, month = {Oct}, pages = {448--449}, title = {研究速報 : LiNbO3 Optical waveguides fabricated by the ion exchange technique}, volume = {36}, year = {1984} }