Polar session : Arctic natural environment problems : Lublin - Poland, June 1992 - Charmas, Maria; Gnyp, Ewa; Duszyńska, Elżbieta; Gąszcz, Tadeusz; Jóźwik, Zbigniew, 1937- (Institute of Earth Sciences Maria Curie-Skłodowska University, 1992)
Nad názvem: Institute of Earth Sciences Maria Curie-Skłodowska University. Permafrost Commission of Committee on Polar Research Polish Academy of Sciences