%0 Journal Article %A I. Kh. Sabitov %T Solutions of the equation $\Delta u=f(x,y)e^{cu}$ in some special cases %J Sbornik. Mathematics %D 2001 %P 879-894 %V 192 %N 6 %U http://geodesic.mathdoc.fr/item/SM_2001_192_6_a5/ %G en %F SM_2001_192_6_a5