@article{SPS_1988__22__89_0, author = {Yan, Jia-An}, title = {A perturbation theorem for semigroups of linear operators}, journal = {S\'eminaire de probabilit\'es de Strasbourg}, volume = {22}, year = {1988}, pages = {89-91}, mrnumber = {960513}, zbl = {0651.47030}, language = {fr}, url = {http://dml.mathdoc.fr/item/SPS_1988__22__89_0} }
Yan, Jia-An. A perturbation theorem for semigroups of linear operators. Séminaire de probabilités de Strasbourg, Tome 22 (1988) pp. 89-91. http://gdmltest.u-ga.fr/item/SPS_1988__22__89_0/
[1]. Perturbation theory for semigroups of linear operators. Trans. Amer. Math. Soc. 74, 1953, p. 199-221. | MR 54167 | Zbl 0053.08704
.[2]. Semigroups of Linear Operators and Applications to Partial Differential Equations. Springer-Verlag 1983. | MR 710486 | Zbl 0516.47023
.[3]. Functional Analysis, 4th edition. Springer 1978. | MR 500055
.