@article{bwmeta1.element.desklight-4f0cc47d-1950-4212-9add-fe487987df7f,
author = {Zdzis\l aw Denkowski},
title = {The boundary value problems for ordinary non-linear differential and difference equations of the fourth order},
journal = {Annales Polonici Mathematici},
volume = {23},
year = {1970},
pages = {87-102},
zbl = {0214.35201},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-4f0cc47d-1950-4212-9add-fe487987df7f}
}
Zdzisław Denkowski. The boundary value problems for ordinary non-linear differential and difference equations of the fourth order. Annales Polonici Mathematici, Tome 23 (1970) pp. 87-102. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-4f0cc47d-1950-4212-9add-fe487987df7f/