A study and edition of the Royal Scriptorium manuscript of El librodel saber de astrologia by Alfonso X, el Sabio - Cardenas, Anthony John, 1946-; Alfonso X, King of Castile and Leon, 1221-1284 (Madison University of Wisconsin, 1974)
Thesis (Ph.D.) - University of Wisconsin, 1974
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Keywords: Alfonso X, King of Castile and Leon, 1221 -- 1284; Astronomy, Medieval -- Sources; Castile (Spain) -- History -- Alfonso X 1252 -- 1284