@article{GT_2013_17_5_a12,
     author = {Danciger, Jeffrey},
     title = {A geometric transition from hyperbolic to anti-de {Sitter} geometry},
     journal = {Geometry & topology},
     pages = {3077--3134},
     publisher = {mathdoc},
     volume = {17},
     number = {5},
     year = {2013},
     doi = {10.2140/gt.2013.17.3077},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2013.17.3077/}
}