References
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One’s freedom to alter this point is severely limited, if partial-wave expansions are to be inserted (2).
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D. Amati andS. Fubini:Ann. Rev. Nucl. Sci.,12, 359 (1962).
J. J. Sakurai:Phys. Lett.,17, 1021 (1966).
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This replaces the previously circulated paper of the same name.
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Lyth, D.H. A new class of dispersion sum rules. Lettere Nuovo Cimento (1969-1970) 2, 724–728 (1969). https://doi.org/10.1007/BF02755725
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DOI: https://doi.org/10.1007/BF02755725