@article{05884796, title = {An infinite level atom coupled to a heat bath.}, journal = {Documenta Mathematica}, volume = {16}, year = {2011}, pages = {177-208}, zbl = {1213.81182}, language = {en}, url = {http://dml.mathdoc.fr/item/05884796} }
Koenenberg, M. An infinite level atom coupled to a heat bath.. Documenta Mathematica, Tome 16 (2011) pp. 177-208. http://gdmltest.u-ga.fr/item/05884796/