TY - GEN PB - IGiPZ PAN N1 - 24 cm L1 - http://rcin.org.pl/igipz/Content/13218/PDF/WA51_16228_r1989-t61-z3_Przeg-Geogr.pdf M3 - Text CY - Warszawa PY - 1989 KW - Mieczysław Klimaszewski KW - migration KW - age structure of population KW - theory of catastrophes KW - theories of regional development KW - regional development KW - spatial economy KW - investments KW - rivers KW - discharges KW - inviolable discharges KW - river valleys KW - river valleys evolution KW - Reda River KW - Zagórska Struga River KW - Wierzyca River KW - Vietnam KW - Poland T1 - Przegląd Geograficzny T. 61 z. 3 (1989) UR - http://rcin.org.pl/igipz/dlibra/publication/edition/13218 ER -