. . . "2008-06-06" . . "[Sonates. Piano (1820). La mineur]" . . "fully established"@en . . . "1820"^^ . "Dates de composition : 1820"@fr . . "1820-05-12" . "Grove music online. - http://www.grovemusic.com/. - 2008-06-05 Mendelssohn rarities [Enregistrement sonore] : rare piano works / Felix Mendelssohn Bartholdy, comp. ; Roberto Prosseda, p. Decca 476 5277. - . -"@fr . "Dates de composition : 1820"@fr . "2010-11-09" . . . . . "Sonates. 1820. Piano. La mineur"@fr . . "15678237"^^ . . . . . "[Sonates. Piano (1820). La mineur]"@fr . .