Title: Geochemical features of fossil fuel contaminants found in urban wastes (Siemianowice Śląskie, Poland) Author: Anna Wojtoń, Monika Fabiańska Citation style: Wojtoń Anna, Fabiańska Monika. (2011). Geochemical features of fossil fuel contaminants found in urban wastes (Siemianowice Śląskie, Poland). "Mineralogia" (2011, nr 1, s. 19-32), doi 10.2478/v10002- 011-0003-x