@book{Montenbruck2014, author = {Montenbruck, Axel}, year = {2014}, language = {ger}, copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen}, title = {Mittelwelt und Drei-Drittel-Mensch}, url = "http://dx.doi.org/10.17169/refubium-21690", }