https://www.osmankavala.org/en/
https://www.amnesty.org/en/latest/news/2020/12/turkey-authorities-urged-do-the-right-thing-and-free-osman-kavala/
https://dutchartinstitute.eu/page/10498/dai-joins-the-protests-against-the-arrest-and-imprisonment-of-osman-kavala-one
