Box visibility graphs
Jessica Miller and Amy Josefczyk
P. Bose, Amy Josefczyk, Jessica Miller, and J. O'Rourke.
K42 is a box visibility graph.
In Snapshots of Computational and Discrete Geometry, Vol. 3, pages 88--91.
School Comput. Sci., McGill Univ., Montreal, PQ, July 1994.
Technical Report SOCS-94.50.
Supported by NSF.
Advisor: Joseph O'Rourke