@article{TIMM_2018_24_4_a23, author = {E. A. Konovalchik and K. V. Kostousov}, title = {Letter to the {Editors}}, journal = {Trudy Instituta matematiki i mehaniki}, pages = {295}, year = {2018}, volume = {24}, number = {4}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TIMM_2018_24_4_a23/} }