@article{GDZPPN001183141, title = {A Family of Mixed Finite Elements for Linear Elasticity.}, journal = {Numerische Mathematik}, volume = {55}, year = {1987}, pages = {633-666}, zbl = {0671.73054}, url = {http://dml.mathdoc.fr/item/GDZPPN001183141} }
Morley, Mary E. A Family of Mixed Finite Elements for Linear Elasticity.. Numerische Mathematik, Tome 55 (1987) pp. 633-666. http://gdmltest.u-ga.fr/item/GDZPPN001183141/