@article{1103857771,
author = {Lanford, O. E. and Robinson, Derek W.},
title = {Approach to equilibrium of free quantum systems},
journal = {Comm. Math. Phys.},
volume = {24},
number = {2},
year = {1972},
pages = { 193-210},
language = {en},
url = {http://dml.mathdoc.fr/item/1103857771}
}
Lanford, O. E.; Robinson, Derek W. Approach to equilibrium of free quantum systems. Comm. Math. Phys., Tome 24 (1972) no. 2, pp. 193-210. http://gdmltest.u-ga.fr/item/1103857771/