@misc{Cheng_H._Influence_2014,
 author={Cheng, H. and Song, H. and Xue, F. and Chen, X. and Cheng, F.},
 copyright={na miejscu},
 howpublished={online},
 year={2014},
 publisher={HARD Publishing Company},
 abstract={od strony: 1307},
 title={Influence Of Modified Coal Fly Ash On Its Cation Exchange Capacities},
 type={artykuł z czasopisma},
}