- Petrůvka River
Audio|Petruvka.ogg|Petrůvka (Polish: Audio-nohelp|Piotrowka.ogg|"Piotrówka") is a 31 km long river originating in
Poland but flowing mostly throughKarviná District ,Moravian-Silesian Region ,Czech Republic . It is the right tributary of theOlza River , to which it enters in Závada (part ofPetrovice u Karviné ).See also
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Polish minority in the Czech Republic References
* cite book
last = Cicha
first = Irena
coauthors = Kazimierz Jaworski, Bronisław Ondraszek, Barbara Stalmach and Jan Stalmach
title = Olza od pramene po ujście
publisher = Region Silesia
year = 2000
location = Český Těšín
pages = p. 16, 18
doi =
isbn = 80-238-6081-X
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