@misc{Hämmerling_Mateusz_Changes,
 author={Hämmerling, Mateusz and Spychała, Marcin and Walczak, Natalia and Stachowski, Piotr and Nguyen, Thanh Hung},
 address={Koszalin},
 howpublished={online},
 publisher={Politechnika Koszalińska},
 language={eng},
 type={artykuł w czasopiśmie},
 title={Changes in selected water quality indicators of the Warta river due to the jeziorsko dam reservoir},
 keywords={water quality, reservoir, Warta river, pollutant, nutrient},
}