@article{VMJ_2011_13_4_a7,
     author = {Yu. F. Korobeinik},
     title = {Letter to the {Editor}},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {70},
     publisher = {mathdoc},
     volume = {13},
     number = {4},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2011_13_4_a7/}
}