Tài liệu

• Schlauch, Margaret (1969). Chaucer's Constance and Accused Queens. New York: Gordian Press. tr. 62. ISBN 9780877520979.
• Hibbard, Laura A. (1963). Medieval Romance in England. New York: Burt Franklin. tr. 239.
• Kalinke, Marianne E. (1991). “Lohengrin”. Trong Lacy, Norris J. (biên tập). The New Arthurian Encyclopedia. New York: Garland. tr. 239. ISBN 0-8240-4377-4.
• Gerritsen, Willem Pieter; Van Melle, Anthony G. (1998). Dictionary of Medieval Heroes: Characters in Medieval Narrative Traditions and Their Afterlife in Literature, Theatre and the Visual Arts. Boydell Press. Reprint: Boydell & Brewer 2000. ISBN 0851157807, 9780851157801 (preview)
• Gibbs, Henry H. biên tập (1868). The Romance of the Cheuelere Assigne (Knight of the Swan). EETS Extra series. 6. London: N. Trübner. (from the Medieval manuscript, British Library, MS Cotton Caligula A.ii.)
• Baring-Gould, S. Curious Myths Of The Middle Ages. Boston: Roberts Brothers. 1880. pp. 430–453.
• Jaffray, Robert (1910). The two knights of the swan, Lohengrin and Helyas: a study of the legend of the swan-knight, with special reference to its most important developments. New York and London: G. P. Putnam's sons.
• Mickel, Emanuel J.; Nelson, Jan A. biên tập (1977). La Naissance du Chevalier au Cygne (preview). The Old French Crusade Cycle. 1. Geoffrey M. Myers (essay). University of Alabama Press. ISBN 9780817385019. (Elioxe ed. Mickel Jr., Béatrix ed. Nelson)
• Alastair, Matthews. “When Is the Swan Knight Not the Swan Knight? Berthold Von Holle's Demantin and Literary Space in Medieval Europe.” The Modern Language Review, vol. 112, no. 3, 2017, pp. 666–685. JSTOR, www.jstor.org/stable/10.5699/modelangrevi.112.3.0666. Truy cập 29 Apr. 2020.
• Barron, W. R. J. “‘CHEVALERE ASSIGNE’ AND THE ‘NAISSANCE DU CHEVALIER AU CYGNE.” Medium Ævum, vol. 36, no. 1, 1967, pp. 25–37. JSTOR, www.jstor.org/stable/43627310. Truy cập 30 Apr. 2020.
• Barron, W. R. J. “VERSIONS AND TEXTS OF THE ‘NAISSANCE DU CHEVALIER AU CYGNE.’” Romania, vol. 89, no. 356 (4), 1968, pp. 481–538. JSTOR, www.jstor.org/stable/45040306. Truy cập 30 Apr. 2020.
• Barto, P. S. “The Schwanritter-Sceaf Myth in ‘Perceval Le Gallois Ou Le Conte Du Graal.” The Journal of English and Germanic Philology, vol. 19, no. 2, 1920, pp. 190–200. JSTOR, www.jstor.org/stable/27700998. Truy cập 29 Apr. 2020.
• Emplaincourt, Edmond A., and Jan A. Nelson. “‘LA GESTE DU CHEVALIER AU CYGNE’: LA VERSION EN PROSE DE COPENHAGUE ET LA TRADITION DU PREMIER CYCLE DE LA CROISADE.” Romania, vol. 104, no. 415 (3), 1983, pp. 351–370. JSTOR, www.jstor.org/stable/45040923. Truy cập 30 Apr. 2020.
• Smith, Hugh A. “SOME REMARKS ON A BERNE MANUSCRIPT OF THE ‘CHANSON DU CHEVALIER AU CYGNE ET DE GODEFROY DE BOUILLON.’” Romania, vol. 38, no. 149, 1909, pp. 120–128. JSTOR, www.jstor.org/stable/45043984. Truy cập 29 Apr. 2020.
• Matthews, Alastair. The Medieval German Lohengrin: Narrative Poetics in the Story of the Swan Knight. NED - New edition ed., Boydell & Brewer, 2016. JSTOR, www.jstor.org/stable/10.7722/j.ctt1k3s90m. Truy cập 29 Apr. 2020.
• Todd, Henry Alfred. “Introduction.” PMLA, vol. 4, no. 3/4, 1889, pp. i-xv. JSTOR, www.jstor.org/stable/456077. Truy cập 29 Apr. 2020.

Tư liệu

• Cheuelere Assigne Middle English from British Library MS Cotton Caligula A ii., Modern English translation
•  “Swan, Knight of the” . New International Encyclopedia. 1905. Chú thích có các tham số trống không rõ: |HIDE_PARAMETER4=, |HIDE_PARAMETER2=, |HIDE_PARAMETER6=, |HIDE_PARAMETER5=, |HIDE_PARAMETER1=, và |HIDE_PARAMETER3= (trợ giúp)