@article{PFMT_2015_2_a9,
     author = {V. I. Mironenko},
     title = {On periodic solutions of {Riccati} equations},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {62--64},
     publisher = {mathdoc},
     number = {2},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2015_2_a9/}
}