@article{TIMM_2022_28_1_a20,
     author = {A. S. Kondrat'ev and I. V. Khramtsov},
     title = {Letter to the editors},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {276--277},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2022_28_1_a20/}
}