@article{CRMATH_2007__344_4_215_0,
     author = {Thomas, Anne},
     title = {On the set of covolumes of lattices for {Fuchsian} buildings},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {215--218},
     publisher = {Elsevier},
     volume = {344},
     number = {4},
     year = {2007},
     doi = {10.1016/j.crma.2006.12.009},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2006.12.009/}
}