https://static1.squarespace.com/static/58533f31bebafbe99c85dc9b/t/62bb1188ea129d15fd58abac/1656426896778/Electoral+Integrity+Global+Report+2019-2021+0.1.pdf
https://blogs.lse.ac.uk/europpblog/2019/02/14/topic-modelling-the-2019-european-parliament-elections-the-long-awaited-battle-over-the-soul-of-europe/
https://blogs.lse.ac.uk/europpblog/2024/04/09/why-peter-pellegrini-won-the-slovak-presidential-election/