 | Wintershall (category 1894 establishments in Germany) the silt]. Die Tageszeitung (in German). ISSN 0931-9085. Retrieved 2020-05-30. "ichere und umweltgerechte Erdölförderung im Wattenmeer" [Safe and environmentally... 19 KB (1,891 words) - 15:30, 21 December 2023 |
 | Petroleum (category Wikipedia articles in need of updating from February 2021) Lucius, Robert von (June 23, 2009). "Deutsche Erdölförderung: Klein-Texas in der Lüneburger Heide". FAZ.NET (in German). ISSN 0174-4909. Archived from the... 133 KB (15,005 words) - 21:52, 9 May 2024 |