@article{IVM_2012_3_a10,
     author = {A. N. Frolov},
     title = {Ranges of $\eta$-functions of $\eta$-like linear orderings},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {96--99},
     publisher = {mathdoc},
     number = {3},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2012_3_a10/}
}