@article{1259158426,
author = {Schwartz, Richard Evan},
title = {Obtuse Triangular Billiards II: One Hundred Degrees Worth of Periodic Trajectories},
journal = {Experiment. Math.},
volume = {18},
number = {1},
year = {2009},
pages = { 137-171},
language = {en},
url = {http://dml.mathdoc.fr/item/1259158426}
}
Schwartz, Richard Evan. Obtuse Triangular Billiards II: One Hundred Degrees Worth of Periodic Trajectories. Experiment. Math., Tome 18 (2009) no. 1, pp. 137-171. http://gdmltest.u-ga.fr/item/1259158426/