Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nakamura Masaru and Higuchi Shinji and Takekawa Shunji and Terabe Kazuya and Furukawa Yasunori and Kitamura Kenji,Refractive Indices in Undoped and MgO-Doped Near-Stoichiometric LiTaO3 Crystals.,Japanese Journal of Applied Physics,00214922,The Japan Society of Applied Physics,2002,41,4B,L465-L467,https://cir.nii.ac.jp/crid/1390282681231309184,https://doi.org/10.1143/jjap.41.l465