Políticas de memoria

https://www.eldiario.es/theguardian/Sobrevivi-gueto-Varsovia-lecciones-gustaria_0_813669416.html

https://www.theguardian.com/world/2017/feb/06/stalin-secret-police-killings-crimes-russia-terror-nkvd 

https://www.theguardian.com/commentisfree/cifamerica/2010/sep/27/secondworldwar-poland

https://www.theguardian.com/commentisfree/2010/sep/14/double-genocide-lithuania-holocaust-communism