author = { Widor, Charles-Marie Friedrich, Irmtraut AND Friedrich, Felix },

title = { Variations sur un thème original for piano... E minor; first version, op. 1 and second version, op. 29 },

publisher = {Schott},

year = {2009},

address = { Mainz [u.a.] },

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