Dataset referencing 1971CH61
Phys.Rev.Lett. 27, 1036 (1971)
S.Chang, R.Gupta, W.Happer
Hyperfine Structures of Optically Inaccessible Excited Atomic States
NUCLEAR MOMENTS 39K, 85,87Rb, 133Cs; measured hfs.
doi: 10.1103/PhysRevLett.27.1036