author = { Czerwinski, Fabian AND Finne, Emily AND Kolip, Petra AND Bucksch, Jens },

title = { Individual and school level correlates of moderate to vigorous physical activity among school-children in Germany – a multi-level analysis },

publisher = {Springer Science and Business Media LLC},

isbn = {1471-2458},

keywords = { Public Health, Environmental and Occupational Health },

year = {2015},

url = { http://slubdd.de/katalog?TN_libero_mab2 }