Successive approximation method for quasilinear impulsive differential equations with control. - M. U. Akhmetov; Agacik Zafer (Appl. Math. Lett., 2000)

Controllability of two-point nonlinear boundary-value problems by the numerical-analytic method. - Marat Akhmet; Agacik Zafer (Appl. Math. Comput., 2004)

Second-order oscillation of forced functional differential equations with oscillatory potentials. - A. F. Güvenilir; Agacik Zafer (Comput. Math. Appl., 2006)

Forced oscillation of super-half-linear impulsive differential equations. - Abdullah Özbekler; Agacik Zafer (Comput. Math. Appl., 2007)

Calculating the matrix exponential of a constant matrix on time scales. - Agacik Zafer (Appl. Math. Lett., 2008)

Nonlinear oscillation of second-order dynamic equations on time scales. - Douglas R. Anderson; Agacik Zafer (Appl. Math. Lett., 2009)

On oscillation and nonoscillation of second-order dynamic equations. - Agacik Zafer (Appl. Math. Lett., 2009)

Interval criteria for the forced oscillation of super-half-linear differential equations under impulse effects. - Abdullah Özbekler; Agacik Zafer (Math. Comput. Model., 2009)

Principal and nonprincipal solutions of impulsive differential equations with applications. - Abdullah Özbekler; Agacik Zafer (Appl. Math. Comput., 2010)

Oscillation criteria for third-order nonlinear functional differential equations. - Mustafa Fahri Aktas; Aydin Tiryaki; Agacik Zafer (Appl. Math. Lett., 2010)

Interval oscillation criteria for second-order forced delay dynamic equations with mixed nonlinearities. - Ravi P. Agarwal; Douglas R. Anderson; Agacik Zafer (Comput. Math. Appl., 2010)

Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients. - Abdullah Özbekler; J. S. W. Wong; Agacik Zafer (Appl. Math. Lett., 2011)

On disconjugacy and stability criteria for discrete Hamiltonian systems. - R. Mert; Agacik Zafer (Comput. Math. Appl., 2011)

Oscillation of solutions of second order mixed nonlinear differential equations under impulsive perturbations. - Abdullah Özbekler; Agacik Zafer (Comput. Math. Appl., 2011)

Annulus criteria for mixed nonlinear elliptic differential equations. - Y. Sahiner; Agacik Zafer (Math. Comput. Model., 2011)

Nonoscillation and oscillation of second-order impulsive differential equations with periodic coefficients. - Abdullah Özbekler; Agacik Zafer (Appl. Math. Lett., 2012)

Asymptotic integration of second-order nonlinear differential equations via principal and nonprincipal solutions. - Türker Ertem; Agacik Zafer (Appl. Math. Comput., 2013)

Oscillation of integro-dynamic equations on time scales. - Said R. Grace; John R. Graef; Agacik Zafer (Appl. Math. Lett., 2013)

Global existence and boundedness for a class of second-order nonlinear differential equations. - Aydin Tiryaki; Agacik Zafer (Appl. Math. Lett., 2013)

The stability of linear periodic Hamiltonian systems on time scales. - Agacik Zafer (Appl. Math. Lett., 2013)

Stability criteria for linear Hamiltonian systems under impulsive perturbations. - Z. Kayar; Agacik Zafer (Appl. Math. Comput., 2014)

Oscillatory behavior of integro-dynamic and integral equations on time scales. - Said R. Grace; Agacik Zafer (Appl. Math. Lett., 2014)

Monotone positive solutions for a class of second-order nonlinear differential equations. - Türker Ertem; Agacik Zafer (J. Comput. Appl. Math., 2014)

Asymptotic integration of second-order nonlinear delay differential equations. - Ravi P. Agarwal; Türker Ertem; Agacik Zafer (Appl. Math. Lett., 2015)

Asymptotic integration of higher order nonlinear delay differential equations via principal solutions. - Ravi P. Agarwal; Türker Ertem; Agacik Zafer (Asymptot. Anal., 2017)

Asymptotic representation of solutions for second-order impulsive differential equations. - S. Dogru Akgöl; Agacik Zafer (Appl. Math. Comput., 2018)

Asymptotic integration of second-order impulsive differential equations. - S. Dogru Akgöl; Agacik Zafer (Appl. Math. Lett., 2018)

On oscillation of third-order noncanonical delay differential equations. - Said R. Grace; Irena Jadlovská; Agacik Zafer (Appl. Math. Comput., 2019)

Lower bounds for the eigenvalues of first-order nonlinear Hamiltonian systems on time scales. - Qingkai Kong; Agacik Zafer (Appl. Math. Lett., 2019)

Leighton and Wong type oscillation theorems for impulsive differential equations. - S. Dogru Akgöl; Agacik Zafer (Appl. Math. Lett., 2021)