Figure 15

Exponential-Gaussian-exponential fit example for events with $23 \leq N_{ch} \leq 29$, pairs with $0.3 < k_{\rm T} < 0.4~$GeV/$c$. 1-dimensional projections of the Cartesian representation are shown, the other $q$ components were integrated in the range $0-0.16~$GeV/$c$
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