@article{SEDP_1996-1997____A17_0,
     author = {Knauf, Andreas},
     title = {Velocity and {Entropy} of {Motion} in {Periodic} {Potentials}},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:17},
     pages = {1--11},
     publisher = {Centre de math\'ematiques Laurent Schwartz, \'Ecole polytechnique},
     year = {1996-1997},
     zbl = {1055.81526},
     mrnumber = {1482823},
     language = {en},
     url = {http://archive.numdam.org/item/SEDP_1996-1997____A17_0/}
}