@article{1138846367,
author = {Kawai, Kazumitsu and Sario, Leo},
title = {Extremal solutions of $\Delta u=Pu$},
journal = {Kodai Math. Sem. Rep.},
volume = {23},
number = {1},
year = {1971},
pages = { 276-289},
language = {en},
url = {http://dml.mathdoc.fr/item/1138846367}
}
Kawai, Kazumitsu; Sario, Leo. Extremal solutions of $\Delta u=Pu$. Kodai Math. Sem. Rep., Tome 23 (1971) no. 1, pp. 276-289. http://gdmltest.u-ga.fr/item/1138846367/