@article{GDZPPN00231116X,
title = {Perturbation of Maps in Locally Convex Spaces.},
journal = {Mathematische Annalen},
volume = {217},
year = {1975},
pages = {215-234},
zbl = {0288.47018},
url = {http://dml.mathdoc.fr/item/GDZPPN00231116X}
}
Wilde, Marc de; Chu, Le Quang. Perturbation of Maps in Locally Convex Spaces.. Mathematische Annalen, Tome 217 (1975) pp. 215-234. http://gdmltest.u-ga.fr/item/GDZPPN00231116X/