Cabada, A., & Kisela, T. (2017). Existence of positive periodic solutions of some nonlinear fractional differential equations. Communications in nonlinear science & numerical simulation, 50, 51-67. https://doi.org/10.1016/j.cnsns.2017.02.010
Citácia podle Chicago (17th ed.)Cabada, Alberto, a Tomáš Kisela. "Existence of Positive Periodic Solutions of Some Nonlinear Fractional Differential Equations." Communications in Nonlinear Science & Numerical Simulation 50 (2017): 51-67. https://doi.org/10.1016/j.cnsns.2017.02.010.
Citácia podľa MLA (8th ed.)Cabada, Alberto, a Tomáš Kisela. "Existence of Positive Periodic Solutions of Some Nonlinear Fractional Differential Equations." Communications in Nonlinear Science & Numerical Simulation, vol. 50, 2017, pp. 51-67, https://doi.org/10.1016/j.cnsns.2017.02.010.