id	keyword
gc-801	basin
gc-801	et al
gc-801	lake
gc-801	rocks
gc-801	ppm
gc-801	calcite
gc-801	clayey
gc-801	siltstone
gc-801	marlstone
gc-801	unit
gc-801	doi
gc-801	sediments
gc-801	serbia
gc-801	clastites
gc-801	va-2
gc-801	va-1
gc-801	neogene
gc-801	belanovica