@article{M2AN_1972__6_1_81_0,
     author = {Miellou, J. C.},
     title = {Br\`eve communication. {M\'ethode} de l'\'etat adjoint par {\guillemotleft} relaxation {\guillemotright}},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {81--87},
     publisher = {Dunod},
     address = {Paris},
     volume = {6},
     number = {R1},
     year = {1972},
     mrnumber = {324525},
     zbl = {0244.49012},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/M2AN_1972__6_1_81_0/}
}