1. Colors for ceramic bodies;Hudson Winbow;Ceram. Eng. Sci. Proc.,1996
2. Coloring effects of synthetic inorganic cobalt pigments in fast-fired porcelainized tiles;Monari;Ceram. Eng. Sci. Proc.,1996
3. Use of cobalt colors in glazes;Mason;Am. Ceram. Soc. Bull.,1961
4. DCMA, Classification and chemical description of mixed metal-oxide inorganic coloured pigments, mixed metal oxide and ceramic colors subcommittee. Ecology Committee. Dry Colors Manufacturers Association, Arlington, USA, 1979.
5. Cobalt-free black pigments;Eppler;Am. Ceram. Soc. Bull.,1981