https://curia.europa.eu/jcms/upload/docs/application/pdf/2020-04/cp200040en.pdf
https://ecfr.eu/wp-content/uploads/Measured-response-How-to-design-a-European-instrument-against-economic-coercion.pdf
http://semantic-pace.net/tools/pdf.aspx?doc=aHR0cDovL2Fzc2VtYmx5LmNvZS5pbnQvbncveG1sL1hSZWYvWDJILURXLWV4dHIuYXNwP2ZpbGVpZD0yNDQ0NCZsYW5nPUVO&xsl=aHR0cDovL3NlbWFudGljcGFjZS5uZXQvWHNsdC9QZGYvWFJlZi1XRC1BVC1YTUwyUERGLnhzbA==&xsltparams=ZmlsZWlkPTI0NDQ0
https://www.politico.eu/article/eu-ombudsman-emily-oreilly-calls-for-ethics-rules-revamp-qatar-lobbying-scandal-erupts-eva-kaili-european-parliament/