Fig. 4. ε = 0.1, ω = 0.01, β = 0.04, η = 0.03, ξ = 0.8, σ = 0.9, κ = 0.02, h = 0.04, μ = 0.2, π = 5, γ = 0.9

Kyungpook Mathematical Journal 2020;60:319~334 https://doi.org/10.5666/KMJ.2020.60.2.319

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