Effect of bottom sediments on the nutrient and metal concentration in macrophytes of river-lake systemsAngela Kuriata-Potasznik, Sławomir Szymczyk and Dorota PilejczykAnn. Limnol. - Int. J. Lim., 54 (2018) 1DOI: https://doi.org/10.1051/limn/2017028