This month at Moynihan, Trio Fadolín — featuring violinist Sabina Torosjan, cellist Valeriya Sholokhova, and Ljova performing on the fadolín — will perform works by the Spanish-American composer Andrea Casarrubios, Dutch composer Emmy Wegener, Armenian-American composer lieder by Fanny Mendelssohn, as well as songs from the repertoire of Celia Cruz, Nina Simone, Adele and others.