Items where Author is "Koehler, Johann A."

Item Type No Grouping

Article

Correctional treatment programmes for young offenders in Europe:a survey of routine practice. Koehler, Johann A. and Hamilton, Leah and Lösel, Friedrich A.

Treatment programmes for substance abusing offenders in Europe:a survey of routine practice. Hamilton, Leah and Koehler, Johann A. and Lösel, Friedrich

A systematic review and meta-analysis on the effects of European drug treatment programmes on reoffending. Koehler, Johann A. and Humphreys, David K. and Akoensi, Thomas D. and Sánchez de Ribera, Olga and Lösel, Friedrich