1. The metallurgy of doped/non-sag tungsten;Neugebauer,1989
2. The metallurgy of doped/non-sag tungsten;Yamazaki,1989
3. The metallurgy of doped/non-sag tungsten;Horacsek,1989
4. Mechanism and kinetics of bubble formation in doped tungsten
5. Tungsten wires improved in ductility;Shimizu;Toshiba Rev.,1968