@Article{ authors = " Piotr Kittel, Andrey Mazurkevich, Alexander Alexandrovskiy, Ekaterina Dolbunova, Mateusz Krupski, Jacek Szmańda, Renata Stachowicz-Rybka, Katarzyna Cywa, Agnieszka Mroczkowska, Daniel Okupny", title = "Lacustrine, Fluvial and Slope Deposits in the Wetland Shore in Serteya, Western Russia ", journal = "Acta Geographica Lodziensia", issue = "2020 / Numer 110", pages = "103 - 124" }

@Article{ authors = " Ekaterina Dolbunova, Jacek Szmańda, Piotr Kittel, Marianna Kulkova, Alexander Aleksandrovskiy, Katarzyna Cywa, Andrey Mazurkevich", title = "Rakushechny Yar Site : Lacustrine and Fluvial Deposits, Buried Soils and Shell Platforms from 6th Mill. BC", journal = "Acta Geographica Lodziensia", issue = "2020 / Numer 110", pages = "61 - 80" }