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Income tax receivables and payables (Details) - EUR (€)
€ in Millions
Dec. 31, 2019
Dec. 31, 2018
Income tax receivables and payables    
Income tax receivables, Current € 192 € 191
Income taxes receivables, Non current 173 168
Income tax payables, Current 456 440
Income tax payables, Non current € 454 € 287