RT Article T1 Missing data problems in criminological research: two case studies JF Journal of quantitative criminology VO 19 IS 1 SP 55 OP 78 A1 Brame, Robert W. A1 Paternoster, Raymond 1952-2017 LA English YR 2003 UL https://krimdok.uni-tuebingen.de/Record/1639835873 K1 Kriminologische Forschung K1 Methodenfragen