https://www.politicaexterior.com/articulos/politica-exterior/kosovo-y-la-ue-la-gestion-de-un-error-anunciado/
https://elpais.com/internacional/2016/10/14/actualidad/1476449123_095969.html
http://www.eladelantado.com/internacional/la-ue-pide-preservar-y-aplicar-plenamente-el-tratado-nuclear/