_:vb2481048 . _:vb2481049 "Hannover" . _:vb2481049 "DE" . _:vb2481049 . _:vb2481048 _:vb2481049 . _:vb2481049 "Stilleweg 2" . _:vb2481049 "30655" . _:vb2481048 . _:vb2481048 "Bundesanstalt f\u00FCr Geowissenschaften und Rohstoffe"@de . _:vb2481048 .