The splitting number of the complete graph. - Nora Hartsfield; Brad Jackson; Gerhard Ringel (Graphs Comb., 1985)

The toroidal splitting number of the complete graph Kn. - Nora Hartsfield (Discret. Math., 1986)

The splitting number of the complete graph in the projective plane. - Nora Hartsfield (Graphs Comb., 1987)

On regular self-complementary graphs. - Nora Hartsfield (J. Graph Theory, 1987)

Hamilton surfaces for the complete even symmetric bipartite graph. - Nora Hartsfield; Brad Jackson; Gerhard Ringel (Discret. Math., 1989)

Minimal quadrangulations of nonorientable surfaces. - Nora Hartsfield; Gerhard Ringel (J. Comb. Theory A, 1989)

Minimal quadrangulations of orientable surfaces. - Nora Hartsfield; Gerhard Ringel (J. Comb. Theory B, 1989)

Quadrangular embeddings of the complete even k-partite graph. - Nora Hartsfield; Gerhard Ringel (Discret. Math., 1990)

Clean triangulations. - Nora Hartsfield; Gerhard Ringel (Comb., 1991)

Self-dual embeddings of complete bipartite graphs. - Dan Archdeacon; Nora Hartsfield (J. Comb. Theory B, 1992)

Pearls in graph theory - a comprehensive introduction (Reviewed Edition). - Nora Hartsfield; Gerhard Ringel (Academic Press, 1994)

A family of sparse graphs of large sum number. - Nora Hartsfield; W. F. Smyth (Discret. Math., 1995)

Nonhamiltonian Triangulations with Large Connectivity and Representativity. - Dan Archdeacon; Nora Hartsfield; C. H. C. Little (J. Comb. Theory, Ser. B, 1996)

Obstruction Sets for Outer-Projective-Planar Graphs. - Dan Archdeacon; Nora Hartsfield; C. H. C. Little; Bojan Mohar (Ars Comb., 1998)

Obstruction sets for outer-cylindrical graphs. - Dan Archdeacon; C. Paul Bonnington; Nathaniel Dean; Nora Hartsfield; Katherine Scott (J. Graph Theory, 2001)

Obstructions to directed embeddings of Eulerian digraphs in the plane. - C. Paul Bonnington; Nora Hartsfield; Jozef Sirán (Eur. J. Comb., 2004)

The directed genus of the de Bruijn graph. - Alfred W. Hales; Nora Hartsfield (Discret. Math., 2009)

Quadrangular embeddings of complete graphs and the Even Map Color Theorem. - Wenzhong Liu; Serge Lawrencenko; Beifang Chen; Mark N. Ellingham; Nora Hartsfield; Hui Yang; Dong Ye 002; Xiaoya Zha (J. Comb. Theory B, 2019)