@article{MMNP_2009_4_1_a0,
     author = {Z. Belhachmi and J.-M. Sac-Ep\'ee and S. Tahir},
     title = {Locking-Free {Finite} {Elements} for {Unilateral} {Crack} {Problems} in {Elasticity}},
     journal = {Mathematical modelling of natural phenomena},
     pages = {1--20},
     publisher = {mathdoc},
     volume = {4},
     number = {1},
     year = {2009},
     doi = {10.1051/mmnp/20094101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/mmnp/20094101/}
}