狠狠撸

e-invoicing fatturazione elettronica e-procurement european business lab ebl european e-business lab ec expert group on e-invoicing carmen ciciriello sepa cbi e-id e-payment european e-invocing framework vat directive nemhandel denmark kme group sepa international mef e-business e-invoicing european e-business lab banca intesasanpaolo fattruazione elettronica puglia green paper european commission