@article{DVMG_2009_9_1_a0,
     author = {G. V. Alekseev and O. V. Soboleva},
     title = {On stability of solutions of extremum problems for stationary equations of mass transfer},
     journal = {Dalʹnevosto\v{c}nyj matemati\v{c}eskij \v{z}urnal},
     pages = {5--14},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DVMG_2009_9_1_a0/}
}