@misc{National_Hydrological_and_Meteorological_Institute_1968, author={National Hydrological and Meteorological Institute}, editor={Polish Academy of Sciences. Institute of Dendrology}, editor={Kaczmarek, Czesław. Data registering person}, copyright={Creative Commons Attribution BY-SA 4.0 license}, howpublished={online}, year={1968}, language={pol}, URL={http://rcin.org.pl/Content/152109/PDF/KOR001_167520.pdf}, keywords={meteorological measurements, meteorological measuring station, climate observations, ground temperature}, }