Voir la notice de l'article provenant de la source Numdam
@article{M2AN_1968__2_3_103_0, author = {Lebaud, C.}, title = {Remarques sur la convergence de la m\'ethode {Q.R.}}, journal = {ESAIM: Mathematical Modelling and Numerical Analysis }, pages = {103--112}, publisher = {Dunod}, address = {Paris}, volume = {2}, number = {R3}, year = {1968}, mrnumber = {247756}, zbl = {0208.40105}, language = {fr}, url = {http://geodesic.mathdoc.fr/item/M2AN_1968__2_3_103_0/} }
Lebaud, C. Remarques sur la convergence de la méthode Q.R.. ESAIM: Mathematical Modelling and Numerical Analysis , Tome 2 (1968) no. R3, pp. 103-112. http://geodesic.mathdoc.fr/item/M2AN_1968__2_3_103_0/