author = { DIN-Normenausschuss Bauwesen (NABau) AND DIN Standards Committee Building and Civil Energeering AND DIN Deutsches Institut für Normung e. V. AND DIN German Institute for Standardization },

title = { DIN 21522 Ankerplatten für den Gruben- und Tunnelausbau },

edition = { 1972-07-00 } ,

publisher = {Beuth Verlag},

keywords = { Bergbau , Tunnelbau , Ankerplatte , Anker , Tunnel , Tunnelanlage , Grubenausbau , Ausbau , Spreizanker , Tunnelling , Removal , Upgrading , Speading anchors , Support of mine workings , Tunnels , Anchors , Mining , Anchor boxes , Tunnel , Percement d'un tunnel , Démontage , Ancre , Exploitation minière },

year = {1972-07-00},

booktitle = {DIN-Regelwerk},

booktitle = {Deutsche Normen},

address = { Berlin , Wien , Zürich },

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