@misc{Eberhardt_Piotr_(1935–2020)_Koncepcja_2014, author={Eberhardt, Piotr (1935–2020)}, volume={86}, number={2}, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Przegląd Geograficzny}, howpublished={online}, year={2014}, publisher={IGiPZ PAN}, language={pol}, type={Text}, title={Koncepcja Rimlandu Nicholasa Spykmana i jej konsekwencje geopolityczne = The Rimland concept of Nicholas Spykmanand its geopolitical consequences}, URL={http://www.rcin.org.pl/Content/47056/PDF/WA51_63439_r2014-t86-z2_Przeg-Geogr-Eberhard.pdf}, keywords={geopolitics, Spykman, Rimland}, }