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Rajasingh, Indra; Rajan, Bharati; Joice, S. Little Acyclic kernel number of oriented cycle related graphs. (English) Zbl 1248.05094 J. Comb. Math. Comb. Comput. 79, 111-120 (2011). MSC: 05C38 05C20 05C57 05C85 PDFBibTeX XMLCite \textit{I. Rajasingh} et al., J. Comb. Math. Comb. Comput. 79, 111--120 (2011; Zbl 1248.05094)