TY - JOUR AU - P.T. Campos AU - K. Tenenblat TI - Backlund Transformations for a Class of Systems of Differential Equation. JO - Geometric and functional analysis PY - 1994 SP - 270 EP - 287 VL - 4 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/GFA_1994__4_6_58164/ ID - GFA_1994__4_6_58164 ER -