@article{TIMM_2013_19_3_a34,
     author = {E. A. Neganova},
     title = {The letter in edition},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {321--322},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2013_19_3_a34/}
}