TY - JOUR AU - I. Kh. Sabitov TI - Solutions of the equation $\Delta u=f(x,y)e^{cu}$ in some special cases JO - Sbornik. Mathematics PY - 2001 SP - 879 EP - 894 VL - 192 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2001_192_6_a5/ LA - en ID - SM_2001_192_6_a5 ER -