El cabezón

http://www.grosseteste.com/

Grosseteste

Francis Seymour Stevenson, Robert Grosseteste, bishop of Lincoln: a contribution to the religious, political and intellectual history of the thirteenth century, Macmillan and Co., 1899


Roberti Grosseteste episcopi quondam lincolniensis Epistolae, ed. Henry Richards Luard, 1861