@phdthesis{rgn:1987,
	author = {{Karlović, Igor}},
	title = {{Origin, fate and transport modelling of nitrate in the Varaždin aquifer}},
}
@phdthesis{rgn:608,
	author = {{Borović, Staša}},
	title = {{Integrirani hidrogeološko-hidrokemijski model Daruvarskog geotermalnog vodonosnika}},
}