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DETERMINATION OF THE PION-NUCLEON SCATTERING AMPLITUDE FROM DISPERSION RELATIONS AND UNITARITY - GENERAL THEORY
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[2]
CONSTRUCTION OF THE PERTURBATION SERIES FOR TRANSITION AMPLITUDES FROM THEIR ANALYTICITY AND UNITARITY PROPERTIES
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PHYSICAL REVIEW,
1959, 115 (06)
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[3]
ANALYTIC PROPERTIES OF TRANSITION AMPLITUDES IN PERTURBATION THEORY
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1959, 115 (06)
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