@misc{_Przegląd_1968,
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Przegląd Geograficzny},
 howpublished={online},
 year={1968},
 publisher={IGiPZ PAN},
 language={pol},
 language={eng},
 title={Przegląd Geograficzny T. 40 z. 3 (1968)},
 type={Text},
 URL={http://www.rcin.org.pl/Content/8682/PDF/WA51_16382_r1968-t40-z3_Przeg-Geogr.pdf},
 keywords={physico-geographical regionalization, economic geography, marginal zones, fossil karst relief, Świętokrzyskie Mountains, Poland},
}