@misc{_Przegląd_1989,
 copyright={Rights Reserved - Free Access},
 journal={Przegląd Geograficzny},
 address={Warszawa},
 howpublished={online},
 year={1989},
 publisher={IGiPZ PAN},
 language={pol},
 language={eng},
 type={Text},
 title={Przegląd Geograficzny T. 61 z. 3 (1989)},
 URL={http://rcin.org.pl./Content/13218/PDF/WA51_16228_r1989-t61-z3_Przeg-Geogr.pdf},
 keywords={Mieczysław Klimaszewski, migration, age structure of population, theory of catastrophes, theories of regional development, regional development, spatial economy, investments, rivers, discharges, inviolable discharges, river valleys, river valleys evolution, Reda River, Zagórska Struga River, Wierzyca River, Vietnam, Poland},
}