@article{ZAA_2000__19_1_48998,
     author = {Turunen, V.},
     title = {Commutator characterization of periodic pseudodifferential operators.},
     journal = {Zeitschrift f\"ur Analysis und ihre Anwendungen},
     pages = {95--108},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2000},
     zbl = {0976.47029},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZAA_2000__19_1_48998/}
}