@article{DAN_1991_320_6_a4,
     author = {V. N. Kolokoltsov},
     title = {Introduction of a new {Maslov-type} currency (coupons) as a means},
     journal = {Doklady Akademii Nauk},
     pages = {1310--1314},
     publisher = {mathdoc},
     volume = {320},
     number = {6},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_320_6_a4/}
}