Classification
GTA - Hydrology - general
48
GTAK - Hydrogeology
39
UPVC - Groundwater
17
GTAP - Hydrological investigation methods
15
GAN - Geosciences - mathematical methods, computer applications
8
GMAB - Hydrogeochemistry
8
LCNC - Soil science - water transport
3
UPC - Water - general aspects
3
UPK - Water resources, water supply
3
GBED - Glaciology
2
GBEE - Isotope geology
2
GCAA - Regional geology - Germany
2
GKA - Geophysics - general
2
GMAC - Isotope geochemistry
2
LCO - Hydrobiology
2
UPN - Water protection, water quality, clean water
2
CHRV - Water and its properties
1
CRK - Application of isotopes
1
GNA - Geology - soil sciences
1
GPA - Geobiology - general
1
GSC - Remote sensing
1
GUAA - Geography - physical
1
GXA - Polar research - general
1
LCH - Ecology - methods
1
MSA - Mathematical methods - general
1
MSD - Mathematical methods in physics
1
TKA - Civil engineering - general
1
UPCK - Water models
1
UPVF - Surface waters - streams, rivers, lakes
1