@article{GFA_1995__5_4_58213,
     author = {S. Chanillo and M.K.-H. Kiessling},
     title = {Conformally {Invariant} {Systems} of {Nonlinear} {PDE} of {Liouville} {Type.}},
     journal = {Geometric and functional analysis},
     pages = {924--947},
     publisher = {mathdoc},
     volume = {5},
     number = {4},
     year = {1995},
     zbl = {0858.35035},
     url = {http://geodesic.mathdoc.fr/item/GFA_1995__5_4_58213/}
}