Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
KOBAYASHI Shigehiko,Production of Y2O3 and Other Rare Earth Metal Oxides at Nippon Yttrium Company (NYC),Journal of the Mining and Metallurgical Institute of Japan,03694194,The Mining and Materials Processing Institute of Japan,1981,97,1122,865-868,https://cir.nii.ac.jp/crid/1390282680991999872,https://doi.org/10.2473/shigentosozai1953.97.1122_865