@article{1183528780,
author = {Faris, William G.},
title = {The Trotter product formula for perturbations of semibounded operators},
journal = {Bull. Amer. Math. Soc.},
volume = {73},
number = {6},
year = {1967},
pages = { 211-215},
language = {en},
url = {http://dml.mathdoc.fr/item/1183528780}
}
Faris, William G. The Trotter product formula for perturbations of semibounded operators. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 211-215. http://gdmltest.u-ga.fr/item/1183528780/