图<em>C<sub>7 </sub>(r<sub>1</sub>,r<sub>2</sub>,r<sub>3</sub>, r<sub>4</sub>,r<sub>5</sub>,0,0)∪St(m)</em>的优美性

Gracefulness of the Graph C₇(r₁,r₂,r₃, r₄,r₅,0,0)∪St(m)

WU Yue-Sheng

journal6 . 2012, (5): 9 -11 . DOI: 10.3969/j.issn.1007-2985.2012.05.002