author = { Schumann, Robert Gilel's, Ėmil' Grigor'evič },

title = { 1-ja sonata fa diez minor, soč. 11 },

publisher = {Aprelevskij zavod},

keywords = { Schallplatte },

year = {[ca. 1958]},

address = { [S.l.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }