@article{CRMECA_2005__333_4_331_0,
     author = {Carlo Cossu},
     title = {An optimality condition on the minimum energy threshold in subcritical instabilities},
     journal = {Comptes Rendus. M\'ecanique},
     pages = {331--336},
     publisher = {Elsevier},
     volume = {333},
     number = {4},
     year = {2005},
     doi = {10.1016/j.crme.2005.02.002},
     language = {en},
}