Maximum multiplicity of matching polynomial roots and minimum path cover in general graphs. Ku, Cheng Yeaw; Wong, Kok Bin — 2011 The Electronic Journal of Combinatorics [electronic only]
Maximum multiplicity of a root of the matching polynomial of a tree and minimum path cover. Ku, Cheng Yeaw; Wong, K.B. — 2009 The Electronic Journal of Combinatorics [electronic only]
Intersecting families in the alternating group and direct product of symmetric groups. Ku, Cheng Yeaw; Wong, Tony W.H. — 2007 The Electronic Journal of Combinatorics [electronic only]