@ARTICLE{Szopa_Tadeusz_Posthumous_2011,
 author={Szopa, Tadeusz and Bogdański, Stanisław},
 volume={vol. 58},
 number={No 1},
 journal={Archive of Mechanical Engineering},
 pages={5-10},
 howpublished={online},
 year={2011},
 publisher={Polish Academy of Sciences, Committee on Machine Building},
 title={Posthumous Tribute to Professor Marek Dietrich},
 URL={http://journals.pan.pl/Content/84435/PDF/szoapa.pdf},
 doi={10.2478/v10180-011-0009-3},
}