Brughmans, T. & U. Brandes 2017. Visibility network patterns and methods for studying visual relational phenomena in archaeology, Frontiers in Digital Humanities: Digital Archaeology. 4: 1-17. https://doi.org/10.3389/fdigh.2017.00017
Burney, C. 1970. Excavations at Haftavān Tepe 1968: First Preliminary Report, Iran. 8: 157-171. https://doi.org/10.2307/4299640
Burney, C. 1972. Excavations at Haftavān Tepe 1969: Second Preliminary Report, Iran. 10: 127-142. https://doi.org/10.2307/4300469
Burney, C. 1976a. The Fifth Season of Excavations at Haftavan Tappeh: Brief Summary of Principal Results, In Proceedings of the 4th Annual Symposium on Archaeological Research in Iran: 257-271.
Burney, C. 1976b. Haftavan Tepe and Early Settlement Patterns in North-West Iran, In Sieveking, G., de G., Longworth, I. H., Wilson, K. E. (eds.), Problems in Economic and Social Archaeology: 97-100. London.
Burney, C. 1976c. Survey of Excavations in Iran. Haftavan Tepe, Iran. 14, 157-158. https://doi.org/10.2307/4300554
Čučkovic, M. 2016. Advanced viewshed analysis: a Quantum GIS plug-in for the analysis of visual landscapes, Journal of Open Source Software. 1(4): 32. https://doi.org/10.21105/joss.00032
Dan, R & A. Cesaretti. 2021a. Seeking refuge in mountain fortresses and temporary shelters: approaching militarisation processes in the Van, Sevan and Orumiyeh basins, Ancient West and East. 20: 1-19. https://doi.org/10.2143/AWE.20.0.3289526
Dan, R & A. Cesaretti. 2021b. Local Trajectories in the Achaemenid Empire. Some remarks on the Ardabîl Ware pottery tradition, ARTA 2021.002: 1-15.
Dan, R & A. Cesaretti. 2022a. The rise of militarization in the Van, Sevan and Orumiyeh basins: the increase in conflicts and the birth of military architecture from protohistory to the emergence of the state, Ancient West and East. 21: 1-35. https://doi.org/10.2143/AWE.21.0.3291136
Dan, R & A. Cesaretti. 2022b. A Reassessment of the Middle Bronze Age Cultures in the Lake Orūmīyeh Basin, Iran, Altorientalische Forschungen. 49(2): 265-282. https://doi.org/10.1515/aofo-2022-0018
Dan, R, A. Cesaretti, A.S. Bonfanti & B. Khanmohammadi. 2021. Some Thought on the Protohistoric Period in Dinkha Tepe, Iran, Iranian Journal of Archaeological Studies: 1-8. https://doi.org/10.22111/IJAS.2021.6666
Dan, R & D. Salaris. 2022. The Van Plain during the Urartian Period: A Spatial Analysis of Fortified Settlement Patterns, Anatolica. 48: 13-48. https://doi.org/10.2143/ANA.48.0.3291912
DeMers, M.N. 2000. Fundamentals of Geographic Information Systems. 2nd Edition, New York.
de Planhol, X. 1989. Azerbaijan i. Geography, Encyclopaedia Iranica Online Edition http://iranica.com/articles/azerbaijan-i.
De Montis, A & S. Caschili. 2012. Nuraghes and landscape planning: coupling viewshed with complex network analysis, Landsc Urban Plan. 105: 315–324. https://doi.org/10.1016/j.landurbplan.2012.01.005
Dewan, M.L & J. Famouri. 1968. Soils, in Fisher, W.B. (ed.), The Cambridge History of Iran. Vol. 1. The land of Iran, Cambridge: 250-263.https://doi.org/10.1017/CHOL9780521069359
Dyson, R.H. Jr. 1973. The Archaeological Evidence of the Second Millennium BC on the Persian Plateau, The Cambridge Ancient History: 699-700. https://doi.org/10.1017/CHOL9780521082303.019
Edwards, M. 1981. The Pottery of Haftavan VIB (Urmia Ware), Iran. 19: 101-140. https://doi.org/10.2307/4299710
Edwards, M. 1983. Excavations in Azerbaijan (North-western Iran) 1. Haftavan, Period VI. Oxford.
Edwards, M. 1986. “Urmia Ware” and Its Distribution in North-Western Iran in the Second Millennium BC: A Review of the Results of Excavations and Surveys, Iran. 24: 57-77. https://doi.org/10.2307/4299765
Frame, G. 2021. The Royal Inscriptions of Sargon II, king of Assyria (721-705 BC), The Royal Inscriptions of Neo-Assyrian Period Vol2(= RINAP 2). University Park, Pennsylvania. https://doi.org/10.1515/9781646021499
Ganji, M.H. 1968. Climate, in Fisher, W.B. (ed.), The Cambridge History of Iran. Vol. 1. The land of Iran, Cambridge: 212-249. https://doi.org/10.1017/CHOL9780521069359.002
Garcia-Moreno, R. 2013. To see or to be seen... is that the question? An evaluation of Palaeolithic sites’ visual presence and their role in social organization, Journal of Anthropological Archaeology. 32: 647-658. https://doi.org/10.1016/j.jaa.2013.03.003
Geravand, A. & F. Malekpour. 2021. Preliminary Report on Soundings at Tepe Ahranjan, in Shirazi, R. (ed.), [In Persian], Proceedings of the 18th Annual Symposium on Iranian Archaeology: 719-728 Tehran.
Hamlin, C. 1971. The Habur Ware Ceramic Assemblage of Northern Mesopotamia: An Analysis of Its Distribution. unpublished Ph.D. thesis. Philadelphia: University of Pennsylvania.
Hamlin, C. 1974. The Early Second Millennium Ceramic Assemblage of Dinkha Tepe, Iran. 12: 125-153. https://doi.org/10.2307/4300507
Hinz, W. 1965. Das sassanidische Felsrelief von Salmas, Iranica Antiqua. 5: 148-160.
Khanmohammadi, B, P. Vitolo & R. Dan. 2023. On the road to Mannea. The archaeological sites of Taštepe, Iran, Eurasiatica 20, 167-200. https://doi.org/10.30687/978-88-6969-694-7/006
Khanmohammadi, B, R. Dan & A. Garavand. 2020. A group of “giants houses” recently discovered in Salmas Region, Iran, AJNES/Aramazd. XIV/1-2: 80-96. https://doi.org/10.32028/ajnes.v14i1-2.975
Kargar, B. 1995. The Field Survey & Test Excavation at Ahrendjan & Qara Tepe of Salmas.Unpublished M.A. Thesis in Archaeology.Tehran: University of Tehran.
Kearton, R.R.B. 1969. Survey in Azerbaijan, Iran.7, 186-187.
Kearton, R.R.B. 1970. A Study of Settlement in the Salmas Valley, West Azerbaijan. Iran, Manuscript in the files of the Hasanlu Project.Philadelphia: University of Pennsylvania.
Kleiss, W. 1968. Urartäische Plätze in Iranisch-Azerbaidjan, Istanbuler Mitteilungen. 18: 1-44.
Kleiss, W. 1969. Bericht über zwei Erkundungsfahrten in Nordwest-Iran, Archäologische Mitteilungen aus Iran. 2: 7-120.
Kleiss, W. 1974. Planaufnahmen urartäischer Burgen und neufunde urartäischer Anlagen in Iranisch-Azerbaidjan im Jahre 1973, Archäologische Mitteilungen aus Iran. 7: 79-106.
Kleiss, W & S. Kroll. 1978. Urartäische Plätze: A. Architektur, B. Die Oberflächenfunde, Archäologische Mitteilungen aus Iran. 11: 27-71.
Kleiss, W & S. Kroll. 1979. Vermessene urartäische Plätze in Iran (West-Azerbaidjan) und Neufunde (Stand der Forschung 1978), A. Architektur, B. Die Oberflächenfunde, Archäologische Mitteilungen aus Iran. 12: 183-243.
Kroll, S. 1976. Keramik urartäischer Festungen in Iran, ein Beitrag zur Expansion Urartus in Iranisch-Azerbaidjan, Archäologische Mitteilungen aus Iran Ergänzungsband 2, Berlin.
Kroll, S. 1994. Festungen und Siedlungen in Iranisch-Azarbaidjan. Untersuchungen zur Siedlungs- und Territorialgeschichte des Urmia-Sees-Gebiets in vorislamischer Zeit.Habilitationsschrift, LMU München 1994-95 (unpublished).
Lake, M.W & P.E. Woodman. 2003. Visibility studies in archaeology: a review and case study, Environment and Planning B: Planning and Design. 30: 689-707. https://doi.org/10.1068/b29122
Matthews, R & H. Fazeli Nashli. 2022. The Archaeology of Iran from the Palaeolithic to the Achaemenid Empire. Abingdon – New York. https://doi.org/10.4324/9781003224129
Sagona, A.G. 1984. The Caucasian Region in the Early Bronze Age. Oxford.
Schippmann, K. 1967. Archäologische Untersuchungen in Aserbaidschan im Jahre 1964, Iranica Antiqua. 7: 77-81.
Schippmann, K. 1971. Die iranischen Feuerheiligtümer, Religionsgeschichtliche Versuche und Vorarbeiten,Vol. 31, Berlin – NewYork. https://doi.org/10.1515/9783110828283
Shavarebi, E. 2014. A Reinterpretation of the Sasanian Relief at Salmās, Iran and the Caucasus. 18: 115-133. https://doi.org/10.1163/1573384X-20140203
Tala’i, H. 1983. Pottery Evidence from Ahrendjan Tepe, Archaeologisches Mitteilungen aus Iran. 16: 7-17.
Vanden Berghe, L. 1984, Reliefs rupestres de l’Iran ancien. Brussels.
Wheatley, D & M. Gillings. 2002. Spatial technology and archaeology. The archaeological applications of GIS, London. https://doi.org/10.1201/b12806