_:vb1967139 "DE" . _:vb1967139 "Wilhelmstr. 26" . _:vb1967139 "Berlin" . _:vb1967138 . _:vb1967139 . _:vb1967139 "13593" . _:vb1967138 . _:vb1967138 . _:vb1967138 _:vb1967139 . _:vb1967138 "Bundesanstalt f\u00FCr Geowissenschaften und Rohstoffe (BGR)"@de .