@article{GDZPPN000367621,
title = {Visibility Graphs of Staircase Polygons and the Weak Bruhat Order, I: from Visibility Graphs to Maximal Chains.},
journal = {Discrete \& computational geometry},
volume = {13},
year = {1995},
pages = {331-358},
zbl = {0835.05065},
url = {http://dml.mathdoc.fr/item/GDZPPN000367621}
}
Kumar, K.; Abello, J.; Egecioglu, O. Visibility Graphs of Staircase Polygons and the Weak Bruhat Order, I: from Visibility Graphs to Maximal Chains.. Discrete & computational geometry, Tome 13 (1995) pp. 331-358. http://gdmltest.u-ga.fr/item/GDZPPN000367621/