Abdur Raheem, Asma Afreen & Areefa Khatoon. (2022). A Study on Oscillatory and Asymptotic Nature of Impulsive Neutral Differential Equations of Order Three.
            <i>Journal of Nonlinear Modeling and Analysis</i>. <i>4</i> (3).
            475-487.
         doi:10.12150/jnma.2022.475