found: His Pesni dli︠a︡ golosa/khora v soprovozhdenii fortepiano/bai︠a︡na, gitary, 1980- :v. 2, t.p. (B. Mokrousov) colophon (Mokrousov, Boris Aleksandrovich)
found: Russian Wikipedia, January 3rd, 2021:(Мокроусов Борис Александрович = Mokrousov Boris Aleksandrovich, born February 27 (new style), Soviet composer, 1909 in Nizhniĭ Novgorod, died March 27, 1968 in Moscow)
found: ru.wikipedia.org, Apr. 24, 2024(Борис Андреевич Мокроусов (14 (27) февраля 1909, посёлок Канавино, Нижегородская губерния, Российская империя - 27 марта 1968, Москва, СССР) - советский композитор. = [Boris Andreevich Mokrousov (Feb. 14 (27), 1909, Kanavino settlementm Nizhni Novgorod Governorate, Russian Empire - March 27, 1968, Moscow, USSR) - Soviet composer])