Ryszard Czarnecki
Articles
The changes in the landscape caused by man's activity in the Sandomierz district
Geographia Polonica (1977) vol. 34, pp. 91-98 | 
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Further information
, Warsaw University
, Warsaw University
Exemple d'étude détaillée du paysage physico-géographique en plateau de loess
Geographia Polonica (1968) vol. 14, pp. 223-230 | Full text
Further information
, Warsaw University