@article{AL_2023_62_2_a6,
     author = {Yu. L. Ershov},
     title = {Letter to the {Editor}},
     journal = {Algebra i logika},
     pages = {297},
     publisher = {mathdoc},
     volume = {62},
     number = {2},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2023_62_2_a6/}
}