Classification
FJBC - Dielectric materials
7
CH - Physical chemistry
2
PKF - Elementary particles, nuclei - measuring methods and instruments
2
ALE - Biographies of scientists and Nobel prize winners - individual
1
ALH - Works of scientists and Nobel prize winners
1
CE - Organic chemistry
1
CMD - Photochemistry - special aspects
1
PAM - Physics - miscellaneous topics
1
PKA - Elementary particles, nuclei - general
1