J-03.-d-20
Herrera's voices.
WOODS, M J;
121-132
MEDIAEVAL AND RENAISSANCE STUDIES ON SPAIN AND PORTUGAL IN HONOUR OF P. E. RUSSEL.
Ed. by F. W. Wodcroft, D. G. Pattison, R. D .F. Pring-Mill, R. W. Truman.;
Oxford
The Soc. for the study of mediaeval languages and literature
1981
X, 226 p.
blbl. di P. E. Russel pp. 223-226