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Mary Crawford Volk; Kubler, George (1 March 1987). "Building the Escorial". The Art Bulletin. 69 (1). The Art Bulletin, Vol. 69, No. 1: 150–153. doi:10.2307/3051093. JSTOR3051093.
Purtuondo, Maria (2010). "The Study of Nature, Philosophy, and the Royal Library of San Lorenzo of the Escorial". Renaissance Quarterly. 63 (4): 1106–1150. doi:10.1086/658508. S2CID191268336.
Tenth International Symposium on High Performance Computer Architecture (2004). "El Escorial"(PDF). Archived from the original(PDF) on 2 March 2007. Retrieved 5 June 2008.
Tenth International Symposium on High Performance Computer Architecture (2004). "El Escorial"(PDF). Archived from the original(PDF) on 2 March 2007. Retrieved 5 June 2008.