Kargar, Mohammadreza, Babaei, Younes, Bonyad, Amir Eslam. Evaluate the accuracy of Unmanned aerial vehicles (UAV) data on the survey of dieback Buxus hyrcana  (Case study: Sisangan forest park-Mazandaran). Journal of RS and GIS for Natural Resources. 2021;12(2):91-109. 10.30495/girs.2021.679275