175 years since Nikolai Rimsky-Korsakov’s birth: documents from the USARB Scientific Library collections. N. A. Rimsky-Korsakov‘s opera “The Legend of the Invisible City of Kitezh” (II). (2019). Confluenţe Bibliologice, 2 (56), 15. http://ojs.usarb.md/index.php/confbib/article/view/484