Reference:
Realistic roofs over a rectilinear polygon (Hee-Kap Ahn, Sang Won Bae, Christian Knauer, Mira Lee, Chan-Su Shin, Antoine Vigneron), In Comput. Geom., volume 46, 2013.
Bibtex Entry:
@article{journals/comgeo/AhnBKLSV13,
author = {Hee-Kap Ahn and
Sang Won Bae and
Christian Knauer and
Mira Lee and
Chan-Su Shin and
Antoine Vigneron},
title = {Realistic roofs over a rectilinear polygon},
journal = {Comput. Geom.},
volume = {46},
number = {9},
pages = {1042 - 1055},
year = {2013},
doi = {10.1016/j.comgeo.2013.06.002}
}