Kristallen
https://longplay1.blogspot.com/2020/01/premiera-nils-landgren-jan-lundgren.html
https://donos.home.blog/2020/01/13/jazzowe-rekomendacje-nils-landgren-jan-lundgren-kristallen/
https://www.theguardian.com/music/2020/jan/25/nils-landgren-jan-lundgren-kristallen-review?fbclid=IwAR3rXBVnUvsp-R42-pLWCN9Z13gybZkN2yBRt6GynzgXh6qiF9yPeSaa024