Kwong, Harris; Lee, Sin-Min; Ng, Ho Kuen On friendly index sets of 2-regular graphs. (English) Zbl 1163.05026 Discrete Math. 308, No. 23, 5522-5532 (2008). MSC: 05C25 05C78 PDF BibTeX XML Cite \textit{H. Kwong} et al., Discrete Math. 308, No. 23, 5522--5532 (2008; Zbl 1163.05026) Full Text: DOI
Shiu, Wai Chee; Kwong, Harris Full friendly index sets of \(P_2 \times P_n\). (English) Zbl 1179.05098 Discrete Math. 308, No. 16, 3688-3693 (2008). MSC: 05C78 05C76 PDF BibTeX XML Cite \textit{W. C. Shiu} and \textit{H. Kwong}, Discrete Math. 308, No. 16, 3688--3693 (2008; Zbl 1179.05098) Full Text: DOI