@article{ZNSL_1990_180_a14,
     author = {M. A. Salle},
     title = {Davey--Stewartson equations},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {161--169},
     publisher = {mathdoc},
     volume = {180},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1990_180_a14/}
}