https://www.boeckler.de/pdf/p_imk_study_55_2017.pdf
https://ec.europa.eu/info/sites/info/files/annual-management-and-performance-report-2018.pdf
https://www.linkiesta.it/2020/05/coronavirus-recessione-italia-commissione-gentiloni/
https://enterprise-ireland.com/en/Publications/Reports-Published-Strategies/Eurozone-Strategy.pdf