@article{DA_2012_19_4_a1,
     author = {V. A. Vasil'ev},
     title = {On existence of {Walras} equilibrium in a~multi-regional economic model},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {15--34},
     publisher = {mathdoc},
     volume = {19},
     number = {4},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2012_19_4_a1/}
}