@article{SEMR_2020_17_a22,
     author = {N. Bazhenov and M. Marchuk},
     title = {A note on decidable categoricity and index sets},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {1013--1026},
     publisher = {mathdoc},
     volume = {17},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2020_17_a22/}
}