Arefian, M. , , Rabie, M. , , asri, Y. , and Bakhshi Khaniki, G. . "Comparison on canopy coverage estimation methods of Calligonum comosum L’Her. and Amygdalus eburnea Spach in
Shahr-e-babak of Kerman (Iran)", Iranian Journal of Range and Desert Research, 20, 4, 2014, 769-782. doi: 10.22092/ijrdr.2014.5815
)