Review December 30, 2020 Open access A Century Ago A. I. Demchenko In memoriam 2020. Volume 13. Issue 12 https://doi.org/10.30853/filnauki.2020.12.64 Fulltext RU Top Author information Aleksandr Ivanovich Demchenko Saratov State Conservatory About this article Publication history Published: December 30, 2020. Copyright © 2020 The Author(s)© 2020 Gramota Publishing, LLC User license Creative Commons Attribution 4.0 International (CC BY 4.0)
