1. R. Aiura-Vigers: The Link between G.M. and the Grimm’s Fairy-Tales (Swansea Review 1994. 113–120).
2. W. H. Auden: G.M. (in: W.H.A.: Forewords and Afterwords. New York 1954. 268–273).
3. Bergmann: The Roots of Tolkien’s Tree: The Influence of
4. M. and German Romanticism Upon Tolkien’s Essay »On Fairy Stories« (Mosaic 10. 1975. 5–14).
5. T. J. Bleeker: The Christian Romanticism of G. M.: A Study of His Thought and Fiction. Ph.D. Diss. Tufts Univ. 1990.