Zeinab Jafarian Jeloudar and  Hossien Kavianpoor and  Abazar Esmali Ouri and  Ataollah Kavian,  Spatial Variability of Some Soil Properties in Mountain Rangelands of Northern Iran.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2012, vol. 68(8). 631 - 635
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/3439.