Classification
UXL - Radiation protection - general aspects
17
UXK - Radiation protection - comprehensive works
5
HCI - Radiation biology, dosimetry
2
HRD - Dosimetry, radiation protection - medical aspects
2
UXA - Environmental radioactivity
2
TNN - Nuclear reactor shielding, fission products
1
UXNB - Radiation protection relating to reactor safety, reactor accidents
1
UXP - Radioactive materials - transport, safety
1