@techreport{AnShenVoordouwetal.2019, author = {Biwen An and Y. Shen and J. Voordouw and G. Voordouw}, title = {Halophilic Methylotrophic Methanogens May Contribute to the High Ammonium Concentrations Found in Shale Oil and Shale Gas Reservoirs}, institution = {4 Material und Umwelt}, year = {2019}, }