@article{10_4007_annals_2008_167_299,
     author = {Luis Caffarelli and Cristian Guti\'errez and Qingbo Huang},
     title = {On the regularity of reflector antennas},
     journal = {Annals of mathematics},
     pages = {299--323},
     publisher = {mathdoc},
     volume = {167},
     number = {1},
     year = {2008},
     doi = {10.4007/annals.2008.167.299},
     mrnumber = {2373156},
     zbl = {1140.35009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2008.167.299/}
}