author = { Beethoven, Ludwig van Beethoven, Ludwig van AND Beethoven, Ludwig van AND Beethoven, Ludwig van AND Gilel's, Ėmil' Grigor'evič },

title = { Klaviersonaten },

publisher = {Dt. Schallpl.},

keywords = { Schallplatte },

year = {[19]78},

abstract = {Klaviersonatine G-dur op. 79},

abstract = {Klaviersonate Es-dur op. 81a "Les Adieux"},

abstract = {Klaviersonate e-moll op. 90},

booktitle = {Eterna},

booktitle = {Melodija},

address = { Berlin },

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