Elna Ungerer

According to our database, Elna Ungerer authored at least 5 papers between 1997 and 2002.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2002

On parameters related to strong and weak domination in graphs.

Gayla S. Domke, Johannes H. Hattingh, Lisa R. Markus, Elna Ungerer

Discret. Math., 2002

1998

The signed and minus k-subdomination numbers of comets.

Johannes H. Hattingh, Elna Ungerer

Discret. Math., 1998

Partial signed domination in graphs.

Johannes H. Hattingh, Elna Ungerer, Michael A. Henning

Ars Comb., 1998

Minus k-subdomination in graphs III.

Johannes H. Hattingh, Alice A. McRae, Elna Ungerer

Australas. J Comb., 1998

1997

Minus k-subdomination in graphs II.

Johannes H. Hattingh, Elna Ungerer

Discret. Math., 1997