*EP 3056199 A1 (US20160235696), Modification of the ph and other physical properties of oxaloacetic acid to allow for enhanced stability, 2015. Erfinder: Alan B. Cash <ref>https://www.google.ch/patents/EP3056199A1</ref> Zitat: | *EP 3056199 A1 (US20160235696), Modification of the ph and other physical properties of oxaloacetic acid to allow for enhanced stability, 2015. Erfinder: Alan B. Cash <ref>https://www.google.ch/patents/EP3056199A1</ref> Zitat: |