RT Article T1 Urban decline and the new social and ethnic divisions in the core cities of the Italian industrial triangle JF Urban studies VO 35 IS 3 SP 449 OP 465 A1 Petsimeris, P. LA English YR 1998 UL https://krimdok.uni-tuebingen.de/Record/1639821961 K1 Italien K1 Ethnische Minderheiten