... pagesdoi:10.1155/2010/598495 Research Article Dynamics of a Predator-Prey System Concerning Biological and Chemical ControlsHye Kyung Kim1 and Hunki Baek21Department of Mathematics Education, Catholic University of ... Journal of Inequalities and Applications 1712 J. Sugie, “Two-parameter bifurcation in a predator-prey system of Ivlev type,” Journal of MathematicalAnalysis and Applications, vol. ... 1975.8 M. Fan and Y. Kuang, Dynamics of a nonautonomous predator-prey system with the Beddington-DeAngelis functional response,” Journal of Mathematical Analysis and Applications, vol. 295,...