
https://wiiw.ac.at/assessing-the-international-interlinkages-and-dependencies-of-the-eu27-energy-renewables-ecosystem-dlp-6897.pdf

https://wiiw.ac.at/the-emissions-reduction-potential-for-freight-transport-on-a-high-speed-rail-line-along-the-european-silk-road-dlp-6635.pdf

https://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:52023DC0062&from=EN