原 惟行

Permanence of an SIR epidemic model with distributed time delays (jointly worked) 

Tohoku Math. J. 54 581-591 2002年  

Permanence of an SIR epidemic model with distributed time delays (jointly worked) 

Tohoku Math. J. 54 581-591 2002年  

Harmless delays for permanence and impersistence of a Lotka-Volterra discrete predator-prey system (jointly worked) 

Nonlinear Analysis 50 703-715 2002年  

Dynamics of a delay differential system with periodically oscillatory coefficients (共著) 

Nonlinear Analysis 47 4399-4408 2001年  

Global asymptotic stability of an SIR epidemic model with distributed time delay (共著) 

Nonlinear Analysis 47 4107-4115 2001年  

Global attractivity for a logistic equation with piecewise constant argument(共著) 

Nonlinear Differential Equations and Applications 8 45-52 2001年  

Stability of a 2-Dimensional Neural Network with Time Delays(共著) 

Journal of Biological Systems 8 177-194 2000年  

Asymptotic Periodic Solutions for Linear Differential-Difference Equations with N Delays and Hopf Bifurcation(共著) 

Funkcialaj Ekvacioj 43 193-212 2000年  

THE ASYMPTOTIC STABILITY OF A TWO-DIMENSIONAL LINEAR DELAY DIFFERENCE EQUATION(共著) 

┣DBDynamics of Continuous, Discrete and Impulsive Systems(/)-┫DB 6 465-473 1999年  

Exponential Asymptotic Stability in Linear Delay-Differential Equations with variable coefficients. (共著) 

Differential and Integral Equations 11(2) 263-278 1998年  

Asymptotic Stability Condition for Linear Differential-Difference Equations with N Delays. (共著) 

Dynamic Systems and Applications 6 493-506 1997年  

The Asymptotic Stability and Star Shaped Periodic Solutions for Delay Differential Systems. 

Nonlinear Analysis 30(7) 4555-4563 1997年  

Oscillatory Solutions and Rotatory Solutions for A Periodically Forced Lienard Systems. (共著) 

Differential and Integral Equations 10(4) 717-738 1997年