Cheetham, Nicolas (1981), Mediaeval Greece, Yale University Press, p. 318, ISBN9780300105391, H. E. Lurier ... argues strongly that both the Greek and the French versions are derived from a lost French prototype.
doi.org
Topping, Peter (October 1965). "Crusaders as Conquerors: The Chronicle of Morea (book review)". Speculum. 40 (4): 737. doi:10.2307/2851426. JSTOR2851426.
Topping, Peter (October 1965). "Crusaders as Conquerors: The Chronicle of Morea (book review)". Speculum. 40 (4): 737. doi:10.2307/2851426. JSTOR2851426.