id	keyword
gc-1239	epikarst
gc-1239	soil
gc-1239	area
gc-1239	samples
gc-1239	suva
gc-1239	planina
gc-1239	research
gc-1239	petrović
gc-1239	fig
gc-1239	content
gc-1239	limestone
gc-1239	map
gc-1239	rock
gc-1239	water
gc-1239	potential
gc-1239	suva planina
gc-1239	layer
gc-1239	mapping