@article{DAN_1996_350_5_a2,
     author = {V. L. Levin},
     title = {Duality theorems for a nontopological version of the mass transfer},
     journal = {Doklady Akademii Nauk},
     pages = {588--591},
     publisher = {mathdoc},
     volume = {350},
     number = {5},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_350_5_a2/}
}