Children’s Vocal Ensemble «Mosaic» of the Children’s Art School N 2 (Magnitogorsk, Chelyabinsk region, Russia), artistic director – Natalya Khristforova
Children’s Vocal Ensemble «Mosaic» of the Children’s Art School N 2 (Magnitogorsk, Chelyabinsk region, Russia), artistic director – Natalya Khristforova