TY  - RPRT
TI  - Spin-dependent forces in heavy-quark systems.
AU  - SN Gupta
AU  - SF Radford
AU  - WW Repko
PY  - 1985
DO  - 10.1103/physrevlett.55.3006
UR  - https://pubmed.ncbi.nlm.nih.gov/10032299/
ID  - 10032299
ER  -