@article{00847585,
title = {Positive solutions of elliptic equations in two-dimensional exterior domains.},
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {52},
year = {1995},
pages = {471-474},
zbl = {0839.35037},
language = {en},
url = {http://dml.mathdoc.fr/item/00847585}
}
Constantin, Adrian. Positive solutions of elliptic equations in two-dimensional exterior domains.. Portugaliae Mathematica. Nova Série, Tome 52 (1995) pp. 471-474. http://gdmltest.u-ga.fr/item/00847585/