RT Article T1 Preferred Work Intensity of Secondary School Students: New Findings and Insights on Why Part-Time Work Intensity Correlates with Drug Use and Problem Behavior A1 Bachman, J.G. A1 Schulenberg, J.E. A1 Sy, S.R. A1 Safron, D.J. A2 Schulenberg, J.E. A2 Sy, S.R. A2 Safron, D.J. LA English PB Institute for Social Research YR 2001 UL https://krimdok.uni-tuebingen.de/Record/1912659565