Anastos, Milton V. (1962). "The History of Byzantine Science. Report on the Dumbarton Oaks Symposium of 1961". Dumbarton Oaks Papers. 16: 409–11. doi:10.2307/1291170. ISSN0070-7546. JSTOR1291170.CS1 maint: ref=harv (link)
jstor.org
Anastos, Milton V. (1962). "The History of Byzantine Science. Report on the Dumbarton Oaks Symposium of 1961". Dumbarton Oaks Papers. 16: 409–11. doi:10.2307/1291170. ISSN0070-7546. JSTOR1291170.CS1 maint: ref=harv (link)
worldcat.org
Anastos, Milton V. (1962). "The History of Byzantine Science. Report on the Dumbarton Oaks Symposium of 1961". Dumbarton Oaks Papers. 16: 409–11. doi:10.2307/1291170. ISSN0070-7546. JSTOR1291170.CS1 maint: ref=harv (link)