Fig. 6.

Dynamics analysis results of case 2. Phase diagrams with ${\epsilon }_1=0.8$, ${\epsilon }_2=0$ and $\alpha =0.02$ a, $\alpha =0.03$ b, $\alpha =0.04747$ c and $\alpha =0.08$ d; phase diagrams with ${\epsilon }_1=0.8$, ${\epsilon }_2=0.2$ and $\alpha =0.02$ e, $\alpha =0.03$ f, $\alpha =0.04747$ g and $\alpha =0.08$ h; $p-s$ plots of ${\epsilon }_1=0.8$, ${\epsilon }_2=0$ and $\alpha =0.03$ i, $\alpha =0.04747$ j and $\alpha =0.08$ k