@article{GDZPPN001176420,
title = {On the Efficient Solution of Nonlinear Finite Element Equations. II. Bound-Constrained Problems.},
journal = {Numerische Mathematik},
volume = {35},
year = {1980},
pages = {375-388},
zbl = {0462.65065},
url = {http://dml.mathdoc.fr/item/GDZPPN001176420}
}
Mittelmann, H.D. On the Efficient Solution of Nonlinear Finite Element Equations. II. Bound-Constrained Problems.. Numerische Mathematik, Tome 35 (1980) pp. 375-388. http://gdmltest.u-ga.fr/item/GDZPPN001176420/