. . "important churches and their frescoes" . . "Vall de Bo\u00ED" . . . "churches of Bo\u00ED and Ta\u00FCll" . "Catalan Romanesque Churches of the Vall de Bo\u00ED" . "988" . . . . . "Catalan Romanesque Churches" . . . "Catalan Romanesque Churches of the Vall de Bo\u00ED" . .