@article{MZM_2000_68_1_a0,
     author = {A. V. Abanin and G. A. Semenova},
     title = {A~generalization of the {Laurent} series},
     journal = {Matemati\v{c}eskie zametki},
     pages = {3--12},
     publisher = {mathdoc},
     volume = {68},
     number = {1},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2000_68_1_a0/}
}