1. Ferrous Powder Metallurgy;Salak,1987
2. Powder metallurgy and particulate materials processing;German,2005
3. Beiss P. In: Kolaska H, editor, Pulvermetallurgie in Wissenschaft und Praxis Bd.19. Hagen: Fachverband Pulvermetallurgie; 2004.
4. The mechanical properties of sintered metals;Haynes,1981
5. Elastic properties of Cr–Mo alloyed sintered steels: a comparison of dynamic ana static Young’s moduli;Azadbeh;Powder Metall Prog,2006