Krishna Kumar

Visibility Graphs and Oriented Matroids

James Abello, Krishna Kumar, J. Abello, 1994, GD.

Introductory Operations Research: Theory and Applications

H. S. Kasana, Harvir Singh Kasana, Krishna Dev Kumar, 2010 .

Visibility graphs of staircase polygons and the weak Bruhat order, I: From visibility graphs to maximal chains

Ömer Egecioglu, James Abello, Krishna Kumar, 1995, Discret. Comput. Geom..