
https://ukandeu.ac.uk/could-putin-be-tried-for-the-crime-of-aggression/?mc_cid=d756ca926a&mc_eid=815b1928ec

http://dip21.bundestag.de/dip21/btd/19/072/1907200.pdf

http://peaceandsecurityindex.org/wp-content/themes/peaceandsecurity/images/PSFG-report.pdf