@article{10_1090_S0894_0347_07_00559_0,
     author = {Chen, Shuxing},
     title = {Mach configuration in pseudo-stationary compressible flow},
     journal = {Journal of the American Mathematical Society},
     pages = {63--100},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2008},
     doi = {10.1090/S0894-0347-07-00559-0},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-07-00559-0/}
}