_:vb2241039 . _:vb2241040 . _:vb2241040 "Stilleweg 2" . _:vb2241039 . _:vb2241040 "Hannover" . _:vb2241039 . _:vb2241039 "Bundesanstalt f\u00FCr Geowissenschaften und Rohstoffe (BGR)"@de . _:vb2241039 _:vb2241040 . _:vb2241040 "Deutschland" . _:vb2241040 "30655" .