Research Article

Vulnerability Analysis of Power Grids Using Modified Centrality Measures

Figure 8

Multigraphs of the test power grids (a) , (b) , (c) , and (d) .
135731.fig.008a
(a)
135731.fig.008b
(b)
135731.fig.008c
(c)
135731.fig.008d
(d)