http://www.reineu2016.eu/system/reineu2016/files/REinEU2016.pdf?1477674044
https://www.aspistrategist.org.au/why-putin-sees-the-us-nato-and-ukraine-as-a-threat/?utm_medium=email&utm_campaign=Weekly%20The%20Strategist&utm_content=Weekly%20The%20Strategist+CID_c38ed180dcd2311bccd6030479438705&utm_source=CampaignMonitor&utm_term=Why%20Putin%20sees%20the%20US%20NATO%20and%20Ukraine%20as%20a%20threat
https://www.aspistrategist.org.au/how-much-has-the-ukraine-war-changed-germany/?utm_medium=email&utm_campaign=Weekly%20The%20Strategist&utm_content=Weekly%20The%20Strategist+CID_16bd46198b7e594e02a5177fc1715c30&utm_source=CampaignMonitor&utm_term=How%20much%20has%20the%20Ukraine%20war%20changed%20Germany