The use of powdered-metal hard alloys for heading of fasteners

@article{Feygin1961TheUO,
  title={The use of powdered-metal hard alloys for heading of fasteners},
  author={L. S. Feygin and E. A. Limina},
  journal={Metallurgist},
  year={1961},
  volume={5},
  pages={137-139}
}