Théodore-Claude-Henri Hersart de la Villemarqué, 1815-1895, et le "Barzaz-Breiz", 1839-1845-1867. Origines, éditions, sources, critique, influences. [With plates, including portraits and facsimiles, and a bibliography.]
Gourvil, Francis.
Rennes, 
1960.
The date on the titlepage is 1959.