id	keyword
esrj-108506	et al
esrj-108506	gravity
esrj-108506	method
esrj-108506	figure
esrj-108506	data
esrj-108506	basin
esrj-108506	study
esrj-108506	disturbances
esrj-108506	field
esrj-108506	area
esrj-108506	results
esrj-108506	density
esrj-108506	potential
esrj-108506	geophysics
esrj-108506	central
esrj-108506	sources
esrj-108506	map
esrj-108506	features
esrj-108506	model