12.07.2017: E-Invoicing/ E-Billing: Significant Market Transition Lies AheadKreuzlingen, Switzerland, July 11, 2017 - The European Core Invoice Standard EN16931 has been published on June 28th, 2018. ... Kreuzlingen, Switzerland, July 11, 2017 - The European Core Invoice Standard EN16931 has been publ... | mehr