@article {Winkley1973, title = {Bodleian Theotokarion}, journal = {Revue des {\'E}tudes Byzantines}, volume = {31/1}, year = {1973}, pages = {267{\textendash}273}, url = {http://www.persee.fr/doc/rebyz_0766-5598_1973_num_31_1_1469}, author = {Winkley, Stephen} }