@article{DVMG_2018_18_2_a8,
     author = {M. D. Monina},
     title = {On the structure of {Somos-4} sequence of rational  functions},
     journal = {Dalʹnevosto\v{c}nyj matemati\v{c}eskij \v{z}urnal},
     pages = {216--218},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DVMG_2018_18_2_a8/}
}