id	keyword
esrj-75821	groundwater
esrj-75821	et al
esrj-75821	land
esrj-75821	level
esrj-75821	degradation
esrj-75821	doi
esrj-75821	model
esrj-75821	axon
esrj-75821	anfis
esrj-75821	ann
esrj-75821	iran
esrj-75821	study
esrj-75821	area
esrj-75821	desertification
esrj-75821	plsr
esrj-75821	methods
esrj-75821	network
esrj-75821	journal
esrj-75821	groundwater level
esrj-75821	sigmoid
esrj-75821	data