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  • Sayfi Farzad.Hadi Hydro politic of Helmand River and its spatial reflections in relations between Iran and Afghanistan [ Vol.2, Issue 1 - Spring Year 1400]
  • Shoeibi.Mojtaba Hydro politic of Helmand River and its spatial reflections in relations between Iran and Afghanistan [ Vol.2, Issue 1 - Spring Year 1400]