RT Article T1 A twin study of sex differences in self-control JF Justice quarterly VO 30 IS 3 SP 529 OP 559 A2 Boisvert, Danielle LA English YR 2013 UL https://krimdok.uni-tuebingen.de/Record/1632679671 K1 Selbstkontrolle K1 Geschlecht K1 Verhaltensgenetik