The episcopate in the kingdom of Leon in the twelfth century 2026-02-15T20:21:50+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Fletcher, R. A. (Richard A. (Oxford historical monographs, 1978)