author = { Technische Akademie Wuppertal Wortmann, G. },

title = { Schäden an Maschinenelementen },

publisher = {Vulkan-Verl.},

year = {1972},

booktitle = {Berichte / Technische Akademie Wuppertal ; 9},

address = { Essen },

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