@article{MM2_1984__47_155008,
     author = {Gunnar Aronsson},
     title = {On certain singular solutions of the partial differential equation... .},
     journal = {Manuscripta mathematica},
     pages = {133--152},
     publisher = {mathdoc},
     volume = {47},
     year = {1984},
     zbl = {0551.35018},
     url = {http://geodesic.mathdoc.fr/item/MM2_1984__47_155008/}
}