%0 Journal Article %A Zbigniew Kundzewicz %T Mathematical models in hydrology %J Mathematica Applicanda %D 1979 %P 49-61 %V 7 %N 14 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v7i14.1430/ %R 10.14708/ma.v7i14.1430 %G pl %F 10_14708_ma_v7i14_1430