Classification
TAT - Engineering Standards
25
TEA - Electrical engineering - general
21
TEDF - Electric power application
20
TKB - Civil engineering - buildings
10
TED - Electric power - industrial aspect
8
YFF - Industrial safety regulations
5
EFA - Petroleum, natural gas
3
TIA - Industrial engineering - general
3
CXRC - Natural gas
2
CXRH - Liquefied natural gas
2
HBM - Medical microbiology, infectious diseases
2
TCLD - Electromagnetic compatibility, pulse technique
2
TIJ - Furnaces, combustion plants
2
CLPS - Organic colloids, membranes
1
CWSW - Membrane separation process
1
EIP - Photovoltaics
1
EUD - Energy consumption
1
HCD - Biomedical engineering - comprehensive works
1
HCE - Biomedical engineering - general aspects
1
HTW - Oncology - therapeutics
1
LKNC - Peptides - biochemistry
1
LMO - Bionics
1
TBA - Electronic engineering - general
1
TEJ - Electric devices, mechanical devices, magnets, dielectrics
1
TEK - Electric experiments, reliability and technology
1
TIE - Process engineering
1
TIG - Reliability, safety, quality control
1
teax
1