@article{bwmeta1.element.desklight-ac77bd43-1cb0-4f66-9199-fd12192b3081,
author = {Philip Hartman},
title = {On the monotonicity of nonnegative solutions and the uniqueness of eigenvalues},
journal = {Annales Polonici Mathematici},
volume = {40},
year = {1983},
pages = {103-113},
zbl = {0542.34017},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-ac77bd43-1cb0-4f66-9199-fd12192b3081}
}
Philip Hartman. On the monotonicity of nonnegative solutions and the uniqueness of eigenvalues. Annales Polonici Mathematici, Tome 40 (1983) pp. 103-113. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-ac77bd43-1cb0-4f66-9199-fd12192b3081/