@ARTICLE{Trutwin_Waclaw_In_2016, author={Trutwin, Waclaw}, number={No 2}, journal={Archives of Mining Sciences}, howpublished={online}, year={2016}, publisher={Committee of Mining PAS}, title={In Memoriam}, URL={http://journals.pan.pl/Content/105510/PDF/10267-Volume61_Issue2-01_paper.pdf}, doi={10.1515/amsc-2016-0016}, }