1. Powder metallurgy;Klar,1998
2. Powder Metallurgy;Upadhyaya;Technology,1997
3. Powder Metallurgy Science;German,1994
4. The transverse motion of solids in rotating cylinders—forms of motion and transition behavior;Mellmann;Powder Technol.,2001
5. ASTM B215 Standard Practices for Sampling Metal Powders;ASTM International,2015