_:vb2060808 _:vb2060809 . _:vb2060808 "Federal Institute for Geosciences and Natural Resources"@en . _:vb2060808 . _:vb2060809 "Hannover" . _:vb2060809 "30655" . _:vb2060809 . _:vb2060809 "" . _:vb2060808 . _:vb2060809 "Stilleweg 2" . _:vb2060808 .