@article{ZNSL_2004_318_a12,
     author = {R. S. Saks},
     title = {The solution of a~spectral problem for the curl and the {Stokes} operators with periodic boundary},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {246--276},
     publisher = {mathdoc},
     volume = {318},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2004_318_a12/}
}