@article{02012550,
title = {A necessary and sufficient condition for the existence of a unique solution of a discrete boundary value problem.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2003},
year = {2003},
pages = {2455-2463},
doi = {10.1155/S0161171203211509},
zbl = {1035.39001},
language = {en},
url = {http://dml.mathdoc.fr/item/02012550}
}
Abu-Saris, Raghib; Ahmad, Wajdi. A necessary and sufficient condition for the existence of a unique solution of a discrete boundary value problem.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 2455-2463. doi : 10.1155/S0161171203211509. http://gdmltest.u-ga.fr/item/02012550/