@book{gledocs_11858_00-1735-0000-0001-32DF-6,
author = {Merz, Bruno},
title = {Risiken durch Naturgefahren in Deutschland},
year = {2004},
publisher = {GFZ, Helmholtz-Zentrum},

note = { \url {http://hdl.handle.net/11858/00-1735-0000-0001-32DF-6}},
}