@article{RSM_2005__63_4_116767,
     author = {Altafini, C.},
     title = {On the exact unitary integration of time-varying quantum {Liouville} equations.},
     journal = {Rendiconti del seminario matematico},
     pages = {305--314},
     publisher = {mathdoc},
     volume = {63},
     number = {4},
     year = {2005},
     zbl = {1178.81051},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RSM_2005__63_4_116767/}
}