@ARTICLE{Młyńska_Anna_The_2024, author={Młyńska, Anna and Chmielowski, Krzysztof}, number={No 61}, pages={106-114}, journal={Journal of Water and Land Development}, howpublished={online}, year={2024}, publisher={Polish Academy of Sciences; Institute of Technology and Life Sciences - National Research Institute}, type={Article}, title={The changes of nitrogen content during sewage treatment: A study of a two-stages wastewater treatment plant}, URL={http://journals.pan.pl/Content/131553/2024-02-JWLD-13.pdf}, doi={10.24425/jwld.2024.150264}, keywords={ammonium nitrogen, biological treatment, Kjeldahl nitrogen, mechanical treatment, nitrate nitrogen, nitrite nitrogen, organic nitrogen, sewage, nitrogen}, }