olemus
Wiktionary:
(politics) illegal interference with the process of an election, especially with the intent to stage a desired election outcome

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https://en.wikipedia.org/wiki/Electoral_fraud

https://prezi.com/puzmdm4yfv12/voter-fraud-presentation/

http://www-personal.umich.edu/~wmebane/apsa09.pdf

http://aceproject.org/ace-en/topics/vr/vra/vra16

https://www.ifes.org/sites/default/files/electoral_fraud_series_darnolf.pdf

https://www.scientificamerican.com/article/the-vulnerabilities-of-our-voting-machines/

https://www.annualreviews.org/doi/full/10.1146/annurev.polisci.6.121901.085655

http://www.ucl.ac.uk/~uctqltl/myUCL/Research_files/Leemann%20and%20Bochsler%202014.pdf

https://www.tandfonline.com/doi/full/10.1080/17457289.2017.1310111

http://eprints.lse.ac.uk/67182/1/Lankiina_Fabricating%20votes.pdf

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- e-hääletus