@article{PSMIR_1976___S5_A4_0,
     author = {Cea, Jean},
     title = {Approximation variationnelle Convergence des \'el\'ements finis Un test},
     journal = {Publications math\'ematiques et informatique de Rennes},
     publisher = {D\'epartement de Math\'ematiques et Informatique, Universit\'e de Rennes},
     number = {S5},
     year = {1976},
     language = {fr},
     url = {http://www.numdam.org/item/PSMIR_1976___S5_A4_0}
}