Guide of the Thyssen Bornemisza Museum / [electronic resource] / Tomàs Llorens, María del Mar Borobia, Concha Vela.. — [Madrid] : : Fundación Colección Thyssen-Bornemisza,, c1994.. — 187 p. : : col. ill. ; 22 cm.
" ... on 21 June 1993, an agreement was signed whereby the Spanish State acquired the [Thyssen-Bornemisza] collection, comprising 775 paintings."--Introduction, p. 10.