@article{VSGU_2009_4_a15,
     author = {N. O. Roguleva},
     title = {The estimation of pollution and biotoxicity of snow cover in the parks of {Samara} city},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {198--206},
     publisher = {mathdoc},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2009_4_a15/}
}