@article{INTO_2018_158_a2,
     author = {S. M. Skryabin},
     title = {Subrings of invariants for actions of finite-dimensional {Hopf} algebras},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {40--80},
     publisher = {mathdoc},
     volume = {158},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2018_158_a2/}
}