Biolik, M. and Duma, J. 2020. Proto-Indo-European root *h2engh- ‘go crooked, go round, meander’ and other phonetically and semantically similar roots in appellatives and names of rivers in the Germanic, Baltic and Slavic territories. Prace Językoznawcze. 22, 2 (Jul. 2020), 5–22. DOI:https://doi.org/10.31648/pj.5229.