R. C. S. Machado

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—The advantages of using communication networks to interconnect controllers and physical plants motivate the increasing number of Networked Control Systems, in industrial and critical infrastructure facilities. However, this integration also exposes such control systems to new threats, typical of the cyber domain. In this context, studies have been(More)
The class of unichord-free graphs was recently investigated in the context of vertex-colouring (Trotignon and Vušković in J Graph Theory 63(1): 31–67, 2010), edge-colouring (Machado et al. in Theor Comput Sci 411(7–9): 1221–1234, 2010) and total-colouring (Machado and de Figueiredo in Discrete Appl Math 159(16): 1851–1864, 2011). Unichord-free graphs proved(More)
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