Upplýsingar frá listasamtökum (staðfest af Operabase)
Sapporo Symphony Orchestra 656th Regular Concert by Racine, P., Holliger, Heinz, Veress, Bartók, sun 08 okt 2023, Frá (2023/2023), Hljómsveitarstjóri Heinz Holliger, Sapporo Concert Hall 'Kitara', Sapporo, Japan