@article{MS2_1991__69_1_167176,
     author = {John C. Wood},
     title = {Lewy's theorem fails in higher dimensions.},
     journal = {Mathematica Scandinavica},
     pages = {166--166},
     publisher = {mathdoc},
     volume = {69},
     number = {1},
     year = {1991},
     zbl = {0711.31003},
     url = {http://geodesic.mathdoc.fr/item/MS2_1991__69_1_167176/}
}