APA citáció

Grace Said R. & Graef John R. (2018). Oscillation of a perturbed nonlinear third order functional differential equation.

Chicago Style (17th ed.) Citation

Grace Said R. and Graef John R. Oscillation of a Perturbed Nonlinear Third Order Functional Differential Equation. 2018.

MLA idézés

Grace Said R. and Graef John R. Oscillation of a Perturbed Nonlinear Third Order Functional Differential Equation. 2018.