The metric chromatic number of a graph. - Gary Chartrand; Futaba Okamoto; Ping Zhang 004 (Australas. J Comb., 2009)

The set chromatic number of a graph. - Gary Chartrand; Futaba Okamoto; Craig W. Rasmussen; Ping Zhang 004 (Discuss. Math. Graph Theory, 2009)

On multiset colorings of graphs. - Futaba Okamoto; Ebrahim Salehi; Ping Zhang 004 (Discuss. Math. Graph Theory, 2010)

The Sigma Chromatic Number of a Graph. - Gary Chartrand; Futaba Okamoto; Ping Zhang 004 (Graphs Comb., 2010)

Rainbow trees in graphs and generalized connectivity. - Gary Chartrand; Futaba Okamoto; Ping Zhang 004 (Networks, 2010)

The Rainbow Connectivities of Small Cubic Graphs. - Garry L. Johns; Futaba Okamoto; Ping Zhang 004 (Ars Comb., 2012)

Vertex rainbow colorings of graphs. - Futaba Fujie-Okamoto; Kyle Kolasinski; Jianwei Lin; Ping Zhang 004 (Discuss. Math. Graph Theory, 2012)

On the total detection numbers of complete bipartite graphs. - Henry Escuadro; Futaba Fujie; Chad E. Musick (Discret. Math., 2013)

On Modular Edge-Graceful Graphs. - Futaba Fujie-Okamoto; Ryan C. Jones; Kyle Kolasinski; Ping Zhang 004 (Graphs Comb., 2013)

A note on bounds for the maximum traceable number of a graph. - Futaba Fujie (Ars Comb., 2014)

On monochromatic subgraphs of edge-colored complete graphs. - Eric Andrews; Futaba Fujie; Kyle Kolasinski; Chira Lumduanhom; Adam Yusko (Discuss. Math. Graph Theory, 2014)

On traceable and upper traceable numbers of graphs. - Futaba Fujie (Ars Comb., 2015)

The Singular Chromatic Number of a Graph. - Kyle Kolasinski; Jianwei Lin; Chira Lumduanhom; Bryan Phinezy; Futaba Okamoto (Ars Comb., 2015)

A note on the total detection numbers of cycles. - Henry Escuadro; Futaba Fujie; Chad E. Musick (Discuss. Math. Graph Theory, 2015)

On the forcing connected geodetic number and the connected geodetic number of a graph. - Hossein Abdollahzadeh Ahangar; Futaba Fujie-Okamoto; Vladimir Samodivkin (Ars Comb., 2016)