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\bibitem{Chachamis_etal2013} Chachamis, G., Hentschinski, M., Madrigal Martinez, J. D., \& Sabio Vera, A. (2013). Gluon Regge trajectory at two loops from Lipatov{\textquoteright}s high energy effective action. \textit{Nucl. Phys. B}, \textit{876}(2), 453--472.

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