Since you are interested in Schumann: Piano Concerto in A minor / Cello Concerto in A minor / Introduction and Allegro appassionato / Violin Concerto in D / etc, here is a list of other items that you may find interesting.
Piano Works (Incls Carnaval, Op. 9, Kreisleriana, Op. 16 & Allegro in B minor Op. 8)
Alicia de Larrocha (piano)
[ Decca Australian Eloquence / 2 CD - released 11/May/2007 ]
This is Romantic piano music par excellence, complete with codes and ciphers from Robert to his beloved Clara, and Larrocha's playing has both tenderness and sweeping passion.
Schumann: Etudes symphoniques; Fantasiestucke; Papillons
Friedrich Gulda [FantasiestAcke] Ingrid Haebler [Papillons] Nikita Magaloff [Atudes symphoniques] (pianos)
[ Philips ABC Eloquence / CD - released 8/Jul/2005 ]
"There is treasure here to be found amidst some problematic performances of three of Schumann's masterpieces" (MusicWeb Feb 2006)
The Red Violin Concerto / Sonata for Violin & Piano
Joshua Bell (violin) / Baltimore Symphony Orchestra / Marin Alsop
[ Sony Classical / CD - released 21/Sep/2007 ]
American composer John Corigliano (b. 1938) has summed up his artistic aims thus: "It has been fashionable of late for the artist to be misunderstood. I think it is the job of the composer to reach out to his audience with every means at his disposal
BRAHMS / SCHUMANN
Handel Variations; Paganini Variations (Books I & II) / Etudes symphoniques
Julius Katchen (piano)
[ Decca Eloquence / CD - released 10/Feb/2006 ]
Julius Katchen, that colossus that bestrode the pianistic firmament for all too short a time, recorded the Brahms Handel and Paganini Variations three times, twice in mono and once in stereo.