RT Article T1 Police co-operation in the English channel region 1968-1996 JF European journal of crime, criminal law and criminal justice VO 6 IS 3 SP 216 OP 235 A1 Sheptycki, James W. E. 1960- LA English YR 1998 UL https://krimdok.uni-tuebingen.de/Record/1640065180 K1 England K1 Polizei K1 Europol K1 Internationale Kooperation K1 Grenzüberschreitende Polizeiaktivität K1 Schengener Abkommen K1 Interpol K1 TREVI