1. New Optimised Manufacturing Route for PM Tool Steels and High Speed Steels;Tornberg,2002
2. High speed steel produced through conventional casting, spray forming and powder metallurgy;Mesquita,2002
3. Beitrag zur Wärmebehandlung von pulvermetallurgisch hergestellten Werkzeugstählen;Kulmburg;Htm,1990
4. New powder metallurgy high speed steel with excellent hot hardness;Maili,2002
5. New PM super high speed steel with balanced properties for advanced applications;Wojcieszynski,2006