Scholarship and criticism on J.R.R. Tolkien
- "Tolkien's Women (and Men): The Films and the Book" in Tolkien on Film: Essays on Peter Jackson's "The Lord of the Rings", ed. Janet Brennan Croft, pp. 175-194. Mythopoeic Press, 2004.
- "The Valkyrie Reflex in J. R. R. Tolkien's The Lord of the Rings: Galadriel, Shelob, Éowyn, and Arwen." in Tolkien the Medievalist, ed. Jane Chance, pp. 106-132. Routledge, 2003.
- Women Among the Inklings: Gender, C. S. Lewis, J. R. R. Tolkien, and Charles Williams. Greenwood Press, 2001.
- Shadow of the Past: Darstellung und Funktion der geschichtlichen Sekundearwelten in J.R.R. Tokien's "The Lord of the Rings", Ursula K. Le Guin's "Earthsea-Tetralogy" und Patricia McKill's "Riddle-Master-Trilogy" (Wissenschaftlicher Verlag Trier: ISBN 388476084X; 297 pp.)