Nguyen, H. T., and T. T. L. Dao. “The Process of \(e^+e^- \to \mu^+\mu^-\) in the Randall - Sundrum Model, Supersymmetric Model and Unparticle Physics”. Communications in Physics, vol. 28, no. 1, July 2018, p. 29, doi:10.15625/0868-3166/28/1/9131.