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	Daria Filippenko (alto) Alexander Tchaikovsky - Viola Sonata Daria Filippenko (alto), Andrey Yaroshinskiy (piano) 2014 (5) Alexander Tchaikovsky - String Quartet No.4, Op.113 Leonid Jelezny (violin), Dennis Gasanov (violin), Daria Filippenko (alto), Vasily Stepanov (cello) 2021 (1) Alexander Tchaikovsky - String Quartet No.1 Leonid Jelezny (violin), Dennis Gasanov (violin), Daria Filippenko (alto), Vasily Stepanov (cello) 2021 (1) Alexander Tchaikovsky - String Quartet No.2, Op. 4 Leonid Jelezny (violin), Dennis Gasanov (violin), Daria Filippenko (alto), Vasily Stepanov (cello) 2021 (0)