@article{1102911610,
author = {Kartsatos, Athanassios G.},
title = {Nonzero solutions to boundary value problems for nonlinear systems.},
journal = {Pacific J. Math.},
volume = {55},
number = {2},
year = {1974},
pages = { 425-433},
language = {en},
url = {http://dml.mathdoc.fr/item/1102911610}
}
Kartsatos, Athanassios G. Nonzero solutions to boundary value problems for nonlinear systems.. Pacific J. Math., Tome 55 (1974) no. 2, pp. 425-433. http://gdmltest.u-ga.fr/item/1102911610/