Rujukan Empayar_Rom

Nota kaki
  1. ↑ Memandangkan konsep klasik dan moden negeri ini tidak sama, kemungkinan lain termasuklah Res publica Romana, Imperium Romanorum dan Romania. (Lihat Wolff, R.L. "Romania: The Latin Empire of Constantinople". In: Speculum, 23 (1948), m/s. 1–34 (m/s. 2–3).)
Petikan
  1. ↑ Constantine I (306 - 337 AD) by Hans A. Pohlsander. De Imperatoribus Romanis. Ditulis 2004-1-8. Dicapai 2007-3-20.
  2. 1 2 3 4 5 6 Taagepera, Rein (1979). "Size and Duration of Empires: Growth-Decline Curves, 600 B.C. to 600 A.D." Social Science History. 3 (3/4): 125. doi:10.2307/1170959. 
  3. ↑ John D. Durand, Historical Estimates of World Population: An Evaluation, 1977, pp. 253–296.
  4. ↑ John D. Durand, Historical Estimates of World Population: An Evaluation, 1977, pp. 253–296.
  5. ↑ "Roman Empire -- Britannica Online Encyclopedia". www.britannica.com. Dicapai 2008-07-09.