@article{CHEB_2012_13_1_a12,
     author = {A. I. Nekritsukhin},
     title = {{\CYRD}{\cyrv}{\cyra} {\cyrp}{\cyrr}{\cyri}{\cyrm}{\cyre}{\cyrr}{\cyra} $HNN$-{\cyrr}{\cyra}{\cyrs}{\cyrsh}{\cyri}{\cyrr}{\cyre}{\cyrn}{\cyri}{\cyrishrt}},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {115--117},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2012_13_1_a12/}
}