https://en.wikipedia.org/wiki/Offertorium_(Gubaidulina)
https://konzertkritikopernkritikberlin.wordpress.com/2019/10/19/konzerthaus-kremer-mit-offertorium-von-sofia-gubaidulina/
https://www.gewandhausorchester.de/artikel/gubaidulina-in-kuerze-349/
https://www.lpo.org.uk/news/introducing-sofia-gubaidulina-offertorium.html
https://www.srf.ch/audio/diskothek/sofia-gubaidulina-offertorium?id=10213434
https://www.theguardian.com/music/2013/oct/31/sofia-gubaidulina-unchained-melodies |