@misc{Zawal_Daniel_Impact,
 author={Zawal, Daniel and Górski, Krzysztof and Kokotowska, Katarzyna},
 address={Koszalin},
 howpublished={online},
 publisher={Politechnika Koszalińska},
 language={eng},
 type={artykuł w czasopiśmie},
 title={Impact of fine fractions of recycled aggregate on selected properties of cement mortars},
 keywords={fine fractions, recycled concrete aggregate, cement mortar},
}