Abstract
Different approaches to the description of the process η′ηππ can be clearly distinguished by the experimental determination of the slope of the Dalitz plot for η′→ π0π+π−.
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Castoldi, P., Frère, J.M. η′→ π+ π− π0: a key to understanding the η−η′ system. Z. Phys. C - Particles and Fields 40, 283–285 (1988). https://doi.org/10.1007/BF01555890
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DOI: https://doi.org/10.1007/BF01555890