Physica A Statistical Mechanics and its Applications · 1984 · 25 citations · 17 references
Natural SciencesPhysicsMolecular PhysicsQuantum MechanicsTheoretical PhysicsApproximation MethodsHydrogen AtomHyperfine StructurePerturbation MethodsPerturbation TheoryZeeman EffectNon-degenerate Perturbation TheoryPerturbation Theory In Atomic SystemsPerturbation Time Series AnalysisQuantum Mechanical Perturbation TheoryZeeman Effect In Hydrogen
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Coupling constant analyticity for the anharmonic oscillator
Barry Simon, Arnold A. Dicke · Annals of Physics · 1970 · 704 citations
Atoms in high magnetic fields (white dwarfs)
R. H. Garstang · Reports on Progress in Physics · 1977 · 385 citations