Nakagawa, N. Aruhanbura no omoide, p1980 label (F. Sor)
His Il Telemaco nell'isola di Calipso [SR] 1999? container (Ferran Sor)
wikipedia on line Dec 16, 2010 (Josep Ferran Sorts i Muntades; baptised Feb. 14,1778; d. July 10, 1839, Paris; Spanish guitarist and composer)
New Grove, 2nd ed., on line Dec 16, 2010 (Sor [Sors], (Joseph) Fernando (Macari); b. Barcelona, bap. Feb. 14, 1778; d. Paris, July 10, 1839; Catalan composer and guitarist)