Warwas, JuliaJuliaWarwasHelm, ChristophChristophHelm2019-09-192017-06-0620171877-6345https://fis.uni-bamberg.de/handle/uniba/42037engEnjoying working and learning in vocational education : a multilevel investigation of emotional crossover and contextual moderatorsarticle10.1186/s40461-017-0055-2