TY - BOOK AU - Colson,Gerard AU - Zeleny,Milan TI - Uncertain prospects ranking and portfolio analysis under the conditions of partial information T2 - Mathematical systems in economics SN - 3445119600 U1 - 33 PY - 1980/// CY - Konigstein PB - Verlag Anton Hain KW - partial information KW - uncertain prospects ranking KW - portfolio analysis ER -