@article{SM_1997_188_9_a7,
     author = {Kim Ann Chi and A. I. Kostrikin},
     title = {Letter to the {Editor}},
     journal = {Sbornik. Mathematics},
     pages = {1415},
     year = {1997},
     volume = {188},
     number = {9},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1997_188_9_a7/}
}