@article{M._St._Węglowski_Friction_2011,
 author={M. St. Węglowski and Pietras, A.},
 number={No 3 September},
 howpublished={online},
 journal={Archives of Metallurgy and Materials},
 year={2011},
 publisher={Institute of Metallurgy and Materials Science of Polish Academy of Sciences},
 publisher={Commitee on Metallurgy of Polish Academy of Sciences},
 title={Friction Stir Processing - Analysis of the Process},
 doi={10.2478/v10172-011-0086-9},
}