@misc{IVP_2015_23_6_a9,
     title = {Scientific {School} {{\guillemotleft}Nonlinear} days in {Saratov} for youth -- 2015{\guillemotright}. {Russia,} {Saratov,} 27--31.10.2015, 24--27.11.2015},
     journal = {Izvestiya VUZ. Applied Nonlinear Dynamics},
     pages = {97--103},
     publisher = {mathdoc},
     volume = {23},
     number = {6},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVP_2015_23_6_a9/}
}