@article{GDZPPN001170295,
title = {Error Bounds for the Solution of Nonlinear Two-point Boundary Value Problems by Galerkin's Method.},
journal = {Numerische Mathematik},
volume = {19},
year = {1972},
pages = {99-109},
zbl = {0223.65041},
url = {http://dml.mathdoc.fr/item/GDZPPN001170295}
}
Blair, J.J. Error Bounds for the Solution of Nonlinear Two-point Boundary Value Problems by Galerkin's Method.. Numerische Mathematik, Tome 19 (1972) pp. 99-109. http://gdmltest.u-ga.fr/item/GDZPPN001170295/