Collegamenti[1] https://www.iai.it/it/iaimedia/deutsche-welle-giuli-when-will-nord-stream-2-be-completed-and-will-it-work-forecasts [2] https://www.dw.com/ru/kogda-dostrojat-severnyj-potok-2-i-zarabotaet-li-on-prognozy-evropejskih-jekspertov/a-54470175 [3] https://www.iai.it/it/persone/marco-giuli