Partituras:
http://imslp.org/wiki/Tango_(T%C3%A1rrega,_Francisco)
http://ks4.imslp.info/files/imglnks/usimg/9/96/IMSLP24144-PMLP54760-Tarrega_-_Tango_for_Guitar.pdf
http://ks.imslp.net/files/imglnks/usimg/0/01/IMSLP428793-PMLP54760-Tarrega_F-Tango+mid.pdf
http://www.delcamp.net/pdf/francisco_tarrega_tango.pdf
F. Tarrega - Tango - by Agatone
