T.A. Armstrong, M. Benayoun, W. Beusch, I.J. Bloodworth, M. Caponero, et al.. A spin-parity analysis of the f$_1$(1285) and f$_1$(1420) mesons centrally produced in the reaction $pp \rightarrow p_f(K^0_SK^{\pm}\pi^{\mp}p_s$ at 300 GeV/c.
Physics Letters B, Elsevier, 1989, 221, pp.216-220.
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