Augusto Beléndez, Jorge Francés, Tarsicio Beléndez, Sergio Bleda, Carolina Pascual, Enrique Arribas. Nonlinear oscillator with power-form elastic-term: Fourier series expansion of the exact solution. Commun. Nonlinear Sci. Numer. Simul., 22(Issues):134-148, 2015. [doi]
Abstract is missing.