[1] N. Larson, S. Sekhri, R. Sidhu, Adoption of water-saving technology in agriculture: The case of laser levelers, Water Resources and Economics, Vol. 14, pp. 44-64, 2016.
[2] Sh. Tahouni, Bridge design reinforced concret, 8th Eddition, Tehran University Publication Center, 2006. (in Persianفارسی )
[3] M. Azhari, S. R. Mir Gaderi, Design of steel Structures, 5th Edition, Arkan Danesh Publication, 2013. (in Persianفارسی )
[4] W. T. Silfvast, Laser fundamentals, Cambridge University press, 2003.
[5] M. Zolfaghari, Mapping, 21th Edition, Amir Kabir University of Technology Publication, 2005, (in Persian فارسی)