Classification
PKF - Elementary particles, nuclei - measuring methods and instruments
PKG - Accelerators
4
PKA - Elementary particles, nuclei - general
1
PKC - Elementary particles, nuclei - general theory
1
PKL - Elementary particles - interactions, reactions, resonances
1
PKLF - Elementary particles - specific reactions, phenomenology
1
PKN - Nuclear structure
1
PKP - Radioactivity, electromagnetic transitions
1