RT Article T1 Consensual approaches to the definition of poverty: towards an alternative methodology JF Journal of social policy VO 16 IS 2 SP 213 OP 226 A1 Walker, Robert 1949- LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1634309790 K1 Armut K1 Aufsatz in Zeitschrift