@article{04165453,
title = {A duality theorem for solutions of elliptic equations.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {13},
year = {1990},
pages = {73-85},
doi = {10.1155/S0161171290000114},
zbl = {0709.35032},
language = {en},
url = {http://dml.mathdoc.fr/item/04165453}
}
Blanchet, Pierre. A duality theorem for solutions of elliptic equations.. International Journal of Mathematics and Mathematical Sciences, Tome 13 (1990) pp. 73-85. doi : 10.1155/S0161171290000114. http://gdmltest.u-ga.fr/item/04165453/