@article{M2AN_1967__1_1_35_0,
     author = {Dussaud, R.},
     title = {M\'ethode de la forme quadratique et th\'eorie des indices},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {35--66},
     publisher = {Dunod},
     address = {Paris},
     volume = {1},
     number = {1},
     year = {1967},
     mrnumber = {233503},
     zbl = {0153.45904},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/M2AN_1967__1_1_35_0/}
}