Yang, Q. (2003). Interval oscillation criteria for a forced second order nonlinear ordinary differential equations with oscillatory potential. Applied mathematics and computation, 135(1), 49-64. https://doi.org/10.1016/S0096-3003(01)00307-1
Citácia podle Chicago (17th ed.)Yang, Qigui. "Interval Oscillation Criteria for a Forced Second Order Nonlinear Ordinary Differential Equations with Oscillatory Potential." Applied Mathematics and Computation 135, no. 1 (2003): 49-64. https://doi.org/10.1016/S0096-3003(01)00307-1.
Citácia podľa MLA (8th ed.)Yang, Qigui. "Interval Oscillation Criteria for a Forced Second Order Nonlinear Ordinary Differential Equations with Oscillatory Potential." Applied Mathematics and Computation, vol. 135, no. 1, 2003, pp. 49-64, https://doi.org/10.1016/S0096-3003(01)00307-1.