Zachmurzenie Polski
Subtitle: Maria Stopa: Burze w Polsce
Series: Polska Akademia Nauk. Instytut Geografii. Prace geografii. Prace geograficzne, nr. 34
Publisher: Wydawn. Geologiczne
Published: 1962
Place of publication: Warszawa
Language: pol
Number of pages: 185
Notes: Added t.p.: Cloudiness in Poland [by] Wincenty Okołowicz. Thunder-storms in Poland [by] Maria Stopa.

With summaries in English and Russian.