https://www.ips-journal.eu/topics/economy-and-ecology/czechias-iron-trap-6714/
http://oegfe.at/wordpress/wp-content/uploads/2017/05/OEGfE_Policy_Brief-2017.13.pdf
https://www.socialeurope.eu/facing-europes-huge-challenges
https://wiiw.ac.at/still-in-the-fast-lane-how-can-eu-cee-get-its-groove-back-dlp-6997.pdf