[1] Pietro, F., 2014, pumpimg kites wind farm- master thesisDelph University of technology.
[2] http://trente.eu/kitepower-is-this-kite-an-altern ative-to-wind-turbines
[6] http://ace-winches.com/products/drum-winches
[7] Jannis, H., 2012, the technical and economic potential of airborne wind energy- master thesis- Untrecht University.
[8] Luchsinger, H., 2013, Pumping Cycle Kite Power, SpringerVerlag Berlin Heidelberg, Pages 47-64
[9] Rageb, M., March 2010, Airbone wind turbine concepts, Proceedingsofthe1stInternationalNuclearandRenewable Energy Conference (INREC10), Amman, Jordan
[11] https://instituteforenergyresearch.org/analysis/ the-hidden-costs-of-wind-power
)
