@article{ZAA_1999__18_3_48458,
     author = {Vainikko, G.},
     title = {An integral operator representation of classical periodic pseudodifferential operators.},
     journal = {Zeitschrift f\"ur Analysis und ihre Anwendungen},
     pages = {687--699},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {1999},
     zbl = {0939.47042},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZAA_1999__18_3_48458/}
}