https://www.socialeurope.eu/spo-how-not-to-run-a-leadership-contest
https://theconversation.com/pedro-sanchez-se-aferra-al-liderazgo-comienza-un-nuevo-momento-politico-en-espana-228929
https://www.aldeparty.eu/news/dutch-parties-reach-coalition-agreement
https://visegradinsight.eu/joyful-disinformation/