@article{GDZPPN001176196,
title = {Finite Dimensional Approximation of Nonlinear Problems. Part I. Branches of Nonsingular Solutions.},
journal = {Numerische Mathematik},
volume = {35},
year = {1980},
pages = {1-26},
zbl = {0488.65021},
url = {http://dml.mathdoc.fr/item/GDZPPN001176196}
}
Brezzi, F.; Rappaz, J.; Raviart, P.A. Finite Dimensional Approximation of Nonlinear Problems. Part I. Branches of Nonsingular Solutions.. Numerische Mathematik, Tome 35 (1980) pp. 1-26. http://gdmltest.u-ga.fr/item/GDZPPN001176196/