@article{MGTA_2014_6_4_a0,
     author = {Nikolay V. Kolabutin},
     title = {Two-level cooperation in the game of pollution cost reduction},
     journal = {Matemati\v{c}eska\^a teori\^a igr i e\"e prilo\v{z}eni\^a},
     pages = {3--36},
     publisher = {mathdoc},
     volume = {6},
     number = {4},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MGTA_2014_6_4_a0/}
}