RT Article T1 Normativity and probability: pure law and the social sciences JF Rechtstheorie VO 18 IS 1 SP 97 OP 104 A1 Sack, Peter G. LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1639668780 K1 Recht K1 Sozialwissenschaft