@article{NUMA_1973__21_132210,
     author = {M. Delchambre},
     title = {De l'avantage des m\'ethodes aux diff\'erences modifi\'ees de {Stiefel-Bettis} pour la resolution d'\'equations diff\'erentielles du second ordre perturb\'ees.},
     journal = {Numerische Mathematik},
     pages = {33--36},
     publisher = {mathdoc},
     volume = {21},
     year = {1973},
     zbl = {0246.65026},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1973__21_132210/}
}