Periodic Solutions of Periodic Delay Lotka–Volterra Equations and Systems

Delay differential equations with applications in population dynamics

Mathematics and Computers in Simulation · 1993 · 3.3K citations

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STABILITY AND COMPLEXITY IN MODEL ECOSYSTEMS

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Engineering, Ecology, Dynamical Systems +11

Periodic Solutions of Single-Species Models with Periodic Delay

H. I. Freedman · SIAM Journal on Mathematical Analysis · 1992 · 196 citations

Life Sciences, Biology, Ecology +15

Environmental periodicity and time delays in a “food-limited” population model

K. Gopalsamy, M. R. S. Kulenović, G. Ladas · Journal of Mathematical Analysis and Applications · 1990 · 105 citations · Full text

Life Sciences, Biology, Ecology +16

Coincidence degree and periodic solutions of neutral equations

Jack K. Hale, Jean Mawhin · Journal of Differential Equations · 1974 · 102 citations

Natural Sciences, Mathematics, Differential Equations +8