@article{IIGUM_2021_37_a7,
     author = {V. V. Rimatskiy},
     title = {Admissible inference rules and semantic property of modal logics},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {104--117},
     publisher = {mathdoc},
     volume = {37},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2021_37_a7/}
}