Geanakoplos, 1953, p. 138. Geanakoplos, Deno John (1953). «Greco-Latin Relations on the Eve of the Byzantine Restoration: The Battle of Pelagonia-1259». Dumbarton Oaks Papers7. JSTOR1291057. doi:10.2307/1291057.
jstor.org
Geanakoplos, 1953, p. 138. Geanakoplos, Deno John (1953). «Greco-Latin Relations on the Eve of the Byzantine Restoration: The Battle of Pelagonia-1259». Dumbarton Oaks Papers7. JSTOR1291057. doi:10.2307/1291057.