The chromaticity of wheels. - Shaoji Xu; Nianzu Li (Discret. Math., 1984)

Some parameters of graph and its complement. - Shaoji Xu (Discret. Math., 1987)

The size of uniquely colorable graphs. - Shaoji Xu (J. Comb. Theory B, 1990)

Relations between parameters of a graph. - Shaoji Xu (Discret. Math., 1991)

The chromatic uniqueness of complete bipartite graphs. - Shaoji Xu (Discret. Math., 1991)

Chromaticity of a family of K4-homeomorphs. - Shaoji Xu (Discret. Math., 1993)

Classes of chromatically equivalent graphs and polygon trees. - Shaoji Xu (Discret. Math., 1994)

The chromaticity of s-bridge graphs and related graphs. - Shaoji Xu; Jinjie Liu; Yee-Hock Peng (Discret. Math., 1994)

Chromaticity of Chordal Graphs. - Shaoji Xu (Graphs Comb., 1997)

The line index and minimum cut of weighted graphs. - Shaoji Xu (Eur. J. Oper. Res., 1998)

Characterizations of Consistent Marked Graphs. - Fred S. Roberts; Shaoji Xu (Discret. Appl. Math., 2003)