A1 - Jóźwiakowski, Krzysztof PB - Polish Academy of Sciences; Institute of Technology and Life Sciences - National Research Institute L1 - http://www.journals.pan.pl/Content/102242/PDF-MASTER/11%20Jozwiakowski.pdf L2 - http://www.journals.pan.pl/Content/102242 PY - 2017 IS - No 35 T1 - Efficiency of organic substance removal in a hybrid sand filter with horizontal flow UR - http://www.journals.pan.pl/dlibra/publication/edition/102242 T2 - Journal of Water and Land Development