id	keyword
esrj-48357	groundwater
esrj-48357	gravity
esrj-48357	basin
esrj-48357	resistivity
esrj-48357	figure
esrj-48357	jordan
esrj-48357	study
esrj-48357	area
esrj-48357	region
esrj-48357	petra
esrj-48357	surface
esrj-48357	farajat
esrj-48357	depth
esrj-48357	table
esrj-48357	sandstone
esrj-48357	aquifers