https://www.indexoncensorship.org/2020/10/yuri-dmitriev-the-historian-being-silenced-by-putin/
http://www.lastampa.it/2016/06/27/italia/politica/rodot-quando-i-referendum-diventano-un-boomerang-JuXpMSRHAkJH5mE0mawMrL/pagina.html
http://www.fern.org/sites/fern.org/files/LULUCF%20proposal%202016.pdf
https://theconversation.com/el-sueno-republicano-en-el-cine-espanol-218674