@article{JCEM_2015_2_3_a5,
     author = {D. E. Shafranov},
     title = {The splitting of the domain of the definition of the elliptic self-adjoint pseudodifferential operator},
     journal = {Journal of computational and engineering mathematics},
     pages = {60--64},
     publisher = {mathdoc},
     volume = {2},
     number = {3},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JCEM_2015_2_3_a5/}
}