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2. C. A. Seabright 1948
3. C. A. Seabright 1962
4. Studies of High-Fire Underglaze Colors (IV) on Rare Earths Containing Yellow Colors;Fujii;Rep. Gov't Res. Inst Ceram. Kyoto,1952
5. Study of the Zircon Family of Pigments Together with Praseodymium Yellow;Kato;Rep. Gov't Res. Inst. Ceram. Kyoto,1956