M. Atkinson, T J. Axon, D. Barberis, T J. Brodbeck, G R. Brookes, et al.. Photon diffractive dissociation to $\rho\varrho\pi$ and $\rho\pi\pi\pi$ states.
Zeitschrift für Physik C Particles and Fields, Springer Verlag, 1988, 38, pp.535-541.
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