Peter Christensen: The Decline of Iranshahr. Irrigation and Environment in the Middle East, 500 BC – AD 1500. I. B. Tauris & Co Ltd., London, 2016.

Simonsen, J. B. (2016). Peter Christensen: The Decline of Iranshahr. Irrigation and Environment in the Middle East, 500 BC – AD 1500. I. B. Tauris & Co Ltd., London, 2016. Historisk Tidsskrift, 115(2). Hentet fra https://tidsskrift.dk/historisktidsskrift/article/view/56775