Tham khảo Quân_đội_Đế_quốc_La_Mã

  1. Olivier J. Hekster, "Fighting for Rome: The Emperor as a Military Leader," in Impact of the Roman Army (200 BC–AD 476) (Brill, 2007), p. 96.
  2. 1 2 3 The complete Roman army by Adrian Goldsworthy, 2003 chapter The Army of the Principate, p.50; ISBN 0-500-05124-0
  3. The complete Roman army by Adrian Goldsworthy, 2005 chapter The Army of the Principate, p.183; ISBN 0-500-05124-0
  4. Rome and her enemies published by Osprey, 2005 part 3 Early Empire 27BC — AD 235, chapter 9 The Romans, section Remuneration, p.183; ISBN 978-1-84603-336-0
  5. Tacitus Annales IV.5
  6. Goldsworthy (2003) 51
  7. Goldsworthy (2003), tr. 90
  8. Vindolanda Tablets, 166-177
  9. Mattingly (2006), tr. 162
  10. Heather, Peter. The fall of the Roman Empire. A new history, tr. 63-64. Paperback 2006, Pan Books, ISBN 978-0-330-49136-5. Hardback London, Macmillan, 2005.
  11. 25 legions of 5,000 men each
  12. 28 legions of 5,500 each double-strength 1st cohorts introduced under Domitian (r. 81–96)
  13. Goldsworthy (2000) 152 (map): 33 legions of 5,500 each
  14. Tacitus Annales IV.5
  15. Holder (2003) 120
  16. J. C. Spaul ALA (1996) 257–60 and COHORS 2 (2000) 523–7 identify four alae and twenty to thirty cohortes raised in the late 2nd/early 3rd centuries
  17. Goldsworthy (2003) 58: Nine cohorts of 480 men each plus German bodyguards
  18. Goldsworthy (2003) 58: Nine double-cohorts of 800 men each plus 1,000 equites singulares
  19. Rankov (1994) 14: S. Severus doubled no. of equites singulares to 2,000
  20. Implied by Tacitus Annales' IV.5
  21. Hassall in CAH XI 320 estimates 380,000
  22. MacMullen, R. How Big was the Roman imperial Army? in KLIO (1980) 454 estimates 438,000
  23. Assuming 33% drop in nos. due to plague/civil wars/barbarian invasions
  24. John Lydus De Mensibus I.47
  25. CAH XI 393
  26. Tacitus Ann. II.5
  27. Rankov (1994) 8
  28. Rankov (1994) 7
  29. Birley (2002) 43
  30. Rankov (1994) 14