The controller placement problem for robust SDNs against malicious node attacks considering the control plane with and without split-brain Dorabella Santos Amaro de Sousa Carmen Mas Machuca Publication Journal: Annals of Telecommunications Year of Publication: 2019 Volume: 74 Issue: 9-10 Pagination: 575--591 Identifiers Other Numbers: 59851302 Alternative titles DOIGoogle ScholarBibTeXRIS Locators