KRUKAR, Wojciech. The Oldest Water Names and the Toponyms of the Western Bieszczady and Beskid Niski Formed on their Basis. Studia Pigoniana. Online. 5 September 2024. Vol. 7, no. 7, pp. 139-160. [Accessed 8 July 2025]. DOI 10.12775/SP.2024.006.