@ARTICLE{Tofil_A._Cross_2013, author={Tofil, A. and Pater, Z. and Tomczak, J.}, number={No 4 December}, journal={Archives of Metallurgy and Materials}, howpublished={online}, year={2013}, publisher={Institute of Metallurgy and Materials Science of Polish Academy of Sciences}, publisher={Committee of Materials Engineering and Metallurgy of Polish Academy of Sciences}, title={Cross wedge rolling with upsetting}, URL={http://www.czasopisma.pan.pl/Content/87998/PDF/10172%20Volume%2058%20Issue%204-29%20paper.pdf.pdf}, doi={10.2478/amm-2013-0150}, }