_:vb2065673 . _:vb2065674 . _:vb2065674 "Stilleweg 2" . _:vb2065673 "Bundesanstalt f\u00FCr Geowissenschaften und Rohstoffe (BGR)"@de . _:vb2065673 . _:vb2065673 . _:vb2065674 "Deutschland" . _:vb2065674 "30655" . _:vb2065673 _:vb2065674 . _:vb2065674 "Hannover" .