Wójcicki, Krzysztof, Przemysław Śleszyński, and Sławomir Mazur. 2010. “Holocene Inset Fills of the Odra River in the Racibórz Basin”. Quaestiones Geographicae 29 (3):85-93. https://doi.org/10.2478/v10117-010-0025-2.