author = { Ehlers, Alexander P. F. AND Rigizahn, Ernest F. },

title = { Betrifft: Regionalisierung },

publisher = {Springer Science and Business Media LLC},

isbn = {0340-9937},

isbn = {1615-6692},

keywords = { Cardiology and Cardiovascular Medicine },

year = {1998},

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