@article{GDZPPN001182013, title = {A New Mixed Formulation for Elasticity.}, journal = {Numerische Mathematik}, volume = {53}, year = {1988}, pages = {13-30}, zbl = {0621.73102}, url = {http://dml.mathdoc.fr/item/GDZPPN001182013} }
Arnold, Douglas N.; Falk, Richard S. A New Mixed Formulation for Elasticity.. Numerische Mathematik, Tome 53 (1988) pp. 13-30. http://gdmltest.u-ga.fr/item/GDZPPN001182013/