@article{paperid:1056597, author = {Sazegaran, Hamid and Kiani Rashid, Ali Reza and Vahdati Khaki, Jalil}, title = {Effects of copper content on the shell characteristics of hollow steel spheres manufactured using an advanced powder metallurgy technique}, journal = {International Journal of Minerals, Metallurgy and Materials}, year = {2016}, volume = {23}, number = {4}, month = {April}, issn = {1674-4799}, pages = {434--441}, numpages = {7}, keywords = {steel hollow spheres; powder metallurgy; copper content; shell characteristics}, }