1. Tungsten Sources, Metallurgy, Properties, and Applications;Yih,1979
2. Review or adjustment of the lists of wastes contained in annex VIII or IX technical working group of the basel convention, At the sixteenth session of the Technical Working Group, 3–5;United Nations Environment Programme,2000
3. Tungsten: Sources, Metallurgy, Properties, and Applications;Yih,1979
4. Cemented carbide cutting tools;Sarin,1981
5. Cutting Tools;Edwards,1993