Koniarz, T., M. Tarnawski, and A. Baran. “Geochemistry Indices and Biotests As Useful Tools in the Assessment of the Degree of Sediment Contamination by Metals”. Geology, Geophysics and Environment, vol. 49, no. 1, Feb. 2023, pp. 5-18, doi:10.7494/geol.2023.49.1.5.