@article{M2AN_1978__12_2_97_0,
     author = {Descloux, Jean and Nassif, Nabil and Rappaz, Jacques},
     title = {On spectral approximation. {Part} 1. {The} problem of convergence},
     journal = {RAIRO. Analyse num\'erique},
     pages = {97--112},
     publisher = {Centrale des revues, Dunod-Gauthier-Villars},
     address = {Montreuil},
     volume = {12},
     number = {2},
     year = {1978},
     mrnumber = {483400},
     zbl = {0393.65024},
     language = {en},
     url = {http://www.numdam.org/item/M2AN_1978__12_2_97_0/}
}