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Analytical approximate solutions for conservative nonlinear oscillators by modified rational harmonic balance method Beléndez Vázquez, Augusto - Gimeno Nieves, Encarnación - Álvarez López, Mariela Lázara - Yebra Calleja, María Soledad - Méndez Alcaraz, David Israel
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2.
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Linearization of conservative nonlinear oscillators Beléndez Vázquez, Augusto - Álvarez López, Mariela Lázara - Fernández Varó, Elena - Pascual Villalobos, Inmaculada
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Approximation for a large-angle simple pendulum period Beléndez Vázquez, Augusto - Rodes Roca, José Joaquín - Beléndez Vázquez, Tarsicio - Hernández Prados, Antonio
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