TY  - RPRT
TI  - Action-angle formulation of angular momentum.
AU  - RA Leacock
AU  - MJ Padgett
PY  - 1986
DO  - 10.1103/physreva.33.2775
UR  - https://pubmed.ncbi.nlm.nih.gov/9896964/
ID  - 9896964
ER  -