@article{AreiasRabczukQueirosdeMeloetal.,
  author    = {Areias, Pedro and Rabczuk, Timon and Queiros de Melo, F. J. M. and Cesar de Sa, J.M.},
  title     = {Coulomb frictional contact by explicit projection in the cone for _nite displacement quasi-static problems},
  series = {Computational Mechanics},
  journal   = {Computational Mechanics},
  pages     = {57 -- 72},
  abstract  = {Coulomb frictional contact by explicit projection in the cone for _nite displacement quasi-static problems},
  subject      = {Angewandte Mathematik},
  language  = {en}
}
@article{AreiasPintodaCostaRabczuketal.,
  author    = {Areias, Pedro and Pinto da Costa, A. and Rabczuk, Timon and Queiros de Melo, F. J. M. and Dias-da-Costa, D.},
  title     = {An alternative formulation for quasi-static frictional and cohesive contact problems},
  series = {Computational Mechanics},
  journal   = {Computational Mechanics},
  pages     = {807 -- 824},
  abstract  = {An alternative formulation for quasi-static frictional and cohesive contact problems},
  subject      = {Angewandte Mathematik},
  language  = {en}
}