1. Ductile tungsten;Coolidge;Trans. Amer. Inst. Elect. Eng.,1910
2. The microstructure of sintered iron bearing materials;Klugh;Trans. TMS-AIME,1913
3. Note on the sintering of magnesia;Ferguson;J. Amer. Ceram. Soc.,1918
4. Sintering: its nature and causes;Smith;J. Chem. Soc. Trans.,1923
5. Metal carbides and cemented tungsten carbide;Hoyt;Trans. AIME,1930