@article{01377341,
title = {Local perturbations of energy and Kac's return time theorem.},
journal = {Mathematical Physics Electronic Journal [electronic only]},
volume = {5},
year = {1999},
zbl = {0964.37005},
language = {en},
url = {http://dml.mathdoc.fr/item/01377341}
}
Lacroix, Y. Local perturbations of energy and Kac's return time theorem.. Mathematical Physics Electronic Journal [electronic only], Tome 5 (1999) . http://gdmltest.u-ga.fr/item/01377341/