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Harrick, N.J.; Ramsey, N.F., Rotational magnetic moment, magnetic susceptibilities, and electron distribution in the hydrogen molecule, Phys. Rev., 1952, 88, 228. [all data]
Harrick, N.J.; Barnes, R.G.; Bray, P.J.; Ramsey, N.F., Nuclear radiofrequency spectra of D2 and H2 in intermediate and strong magnetic fields, Phys. Rev., 1953, 90, 260. [all data]