@article{Sokołowski_J._Fabrication_2013,
 author={Sokołowski, J. and Urbańska, P.},
 number={No 4 December},
 howpublished={online},
 journal={Archives of Metallurgy and Materials},
 year={2013},
 publisher={Institute of Metallurgy and Materials Science of Polish Academy of Sciences},
 publisher={Commitee on Metallurgy of Polish Academy of Sciences},
 title={Fabrication of Ceramic Aggregate from Phosphogypsum and Power Plant Ash – Preliminary Studies},
 doi={10.2478/amm-2013-0161},
}