@article{GDZPPN002418940,
title = {On Uniqueness of Positive Solutions of Nonlinear Elliptic Boundary Value Problems.},
journal = {Mathematische Zeitschrift},
volume = {154},
year = {1977},
pages = {17-18},
zbl = {0352.35046},
url = {http://dml.mathdoc.fr/item/GDZPPN002418940}
}
Hess, Peter. On Uniqueness of Positive Solutions of Nonlinear Elliptic Boundary Value Problems.. Mathematische Zeitschrift, Tome 154 (1977) pp. 17-18. http://gdmltest.u-ga.fr/item/GDZPPN002418940/