A nonoscillation theorem for half-linear differential equations with periodic coefficients. - Jitsuro Sugie; Kouhei Matsumura (Appl. Math. Comput., 2008)

Global asymptotic stability for predator-prey models with environmental time-variations. - Yasuhisa Saito; Jitsuro Sugie; Yong-Hoon Lee (Appl. Math. Lett., 2011)

Uniqueness of Limit Cycles in a Rosenzweig-MacArthur Model with Prey Immigration. - Jitsuro Sugie; Yasuhisa Saito (SIAM J. Appl. Math., 2012)

Convergence of solutions of nonlinear systems with integrable forcing term and its applications to a biological model. - Jitsuro Sugie; Yasuhisa Saito (Appl. Math. Comput., 2013)

Nonoscillation theorems for second-order linear difference equations via the Riccati-type transformation, II. - Jitsuro Sugie (Appl. Math. Comput., 2017)

Integral condition for oscillation of half-linear differential equations with damping. - Jitsuro Sugie; Kazuki Ishibashi (Appl. Math. Lett., 2018)

Nonoscillation of Mathieu equations with two frequencies. - Jitsuro Sugie; Kazuki Ishibashi (Appl. Math. Comput., 2019)

Uniform global asymptotic stability of time-varying Lotka-Volterra predator-prey systems. - Wei Zheng; Jitsuro Sugie (Appl. Math. Lett., 2019)

Existence of multiple positive periodic solutions for discrete hematopoiesis models with a unimodal production function. - Jitsuro Sugie; Yan Yan (Commun. Nonlinear Sci. Numer. Simul., 2020)

Number of positive periodic solutions for first-order nonlinear difference equations with feedback. - Jitsuro Sugie (Appl. Math. Comput., 2021)

Uniform global asymptotic stability for oscillators with nonlinear damping and nonlinear restoring terms. - Jitsuro Sugie; Yoshiki Ishihara (Commun. Nonlinear Sci. Numer. Simul., 2021)

Effect of decimation on positive periodic solutions of discrete generalized Nicholson's blowflies models with multiple time-varying delays. - Jitsuro Sugie; Yan Yan; Mingzhu Qu (Commun. Nonlinear Sci. Numer. Simul., 2021)