Kitzinger (throughout), Hinks (especially Part 1) and Henderson (Chapters 1, 2 & 4) in particular are concerned with this perennial theme. Google books
Lipton, Sara (2008). »Where Are the Gothic Jewish Women? On the Non-Iconography of the Jewess in the Cantigas de Santa Maria«. Jewish History. 22 (1/2): 139–177. doi:10.2307/40345545. JSTOR40345545.
fordham.edu
Fordham UniversityArhivirano 2014-10-29 na Wayback Machine. Josiah Russell's figures - all estimates are of course very imprecise. See Consequences of the Black Death for more details.
harvard.edu
ui.adsabs.harvard.edu
Li, H.; Ku, T. (2002). »Little Ice Age and Medieval Warm Periods in Eastern China as Read from the Speleothem Records«. AGU Fall Meeting Abstracts. Bibcode:2002AGUFMPP71C..09L.
jstor.org
Lipton, Sara (2008). »Where Are the Gothic Jewish Women? On the Non-Iconography of the Jewess in the Cantigas de Santa Maria«. Jewish History. 22 (1/2): 139–177. doi:10.2307/40345545. JSTOR40345545.
Holcomb, Barbara Drake; Holcomb, Melanie (Junij 2008). »Jews and the Arts in Medieval Europe«. Metropolitan Museum of Art. Pridobljeno 28. novembra 2017.
preraphaelites.org
In works like thisArhivirano 2019-07-31 na Wayback Machine., stylistically very different from the finished painting.
Fordham UniversityArhivirano 2014-10-29 na Wayback Machine. Josiah Russell's figures - all estimates are of course very imprecise. See Consequences of the Black Death for more details.
Hugh Thomas, Nedokončana zgodovina sveta , 224-226, 2. izd. 1981, Pan Books, ISBN0-330-26458-3; Braudel, Fernand, Civilizacija in kapitalizem, 15-18. Stoletja, 1. zvezek: strukture vsakodnevnega življenja , William Collins & Sons, London 1981, str. 440: "Če se je srednjeveški islam dvignil nad staro celino, od Atlantika do Tihega oceana več stoletij, je bilo to zato, ker nobena država (Bizanc izvzet) ne bi mogla konkurirati njenemu zlatu in srebrnemu denarju ..."; in Vol 3: Perspektiva sveta , 1984, ISBN0-00-216133-8, str. 106: "Zanje [italijanske pomorske republike] je uspeh pomenil navezovanje stikov z bogatimi sredozemskimi regijami - pridobivanje zlatih valut, egiptovskih ali sirijskih dinarjev, ... Z drugimi besedami, Italija je bila še vedno le slabo obrobno območje ... "[obdobje pred križarskimi vojnami].
Statistični podatki o svetovnem prebivalstvu, BDP in BDP na prebivalca, 1–2008 ADArhivirano 2019-02-16 na Wayback Machine., ki jih je pripravil Angus Maddison, kažejo, da imata Iran in Irak najvišji BDP na prebivalca na svetu v letu 1000
In works like thisArhivirano 2019-07-31 na Wayback Machine., stylistically very different from the finished painting.