Classification
UCS - Environmental chemistry
216
UUD - Ecotoxicology
12
UAD - Environment - comprehensive works
10
UCQ - Environmental technology
10
URA - Soil chemistry
9
UAA - Environment - reference books
8
UCG - Control of environmental pollution
7
UPP - Water pollution
6
UVT - Environmental aspects of other hazardous materials
6
HYE - Environmental health
5
UVC - Environmental chemicals, hazardous materials - general aspects
5
CWS - Separation processes - nonmechanical
4
UCEA - Environmental impact
4
UCGE - Control of environmental pollution - analytical methods
4
UMB - Atmospheric chemistry
4
UPT - Water pollution control and measurement
4
UVR - Environmental aspects of halogens and halogenated hydrocarbons
4
CELC - Organic synthesis
3
LCK - Ecology - general aspects
3
LTN - Biotechnology - biodegradation
3
UCE - Environmental impact, environmental pollution
3
UVA - Environmental chemicals, hazardous materials - comprehensive works
3
CAE - Chemistry - general
2
CEXG - Organic reactions - oxidation reactions
2
CMD - Photochemistry - special aspects
2
CTYM - Trace analysis
2
FNPE - Nanostructured materials
2
GFA - Mineralogy - general
2
GMA - Geochemistry - general
2
GMAC - Isotope geochemistry
2
HPT - Toxicology
2
UCEB - Environmental pollution
2
UCL - Environmental research
2
UHN - Landscape ecology
2
UKA - Environmental damage and energy production
2
UPTF - Organic pollutants in water
2
USDK - Industrial waste
2
UVCH - Accumulation in biomaterial
2
UXV - Radioactive waste disposal - interim and final
2
CAN - Chemistry - mathematical methods, computer applications
1
CBB - Inorganic chemistry - comprehensive works
1
CEN - Metal organic compounds - synthesis and reactions
1
CET - Special organic compounds - synthesis and reactions
1
CHV - Physico - chemical equilibria
1
CLG - Catalysis - surveys, general aspects
1
CLP - Colloid chemistry, surface chemistry
1
CLPS - Organic colloids, membranes
1
CNJ - Electrochemistry - comprehensive works
1
CTA - Chemical analysis - comprehensive works
1
CTON - Tracer techniques
1
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