@article{VSGU_2010_4_a25,
     author = {Yu. P. Phrolov},
     title = {Energetics of the biosphere and its safety},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {208--218},
     publisher = {mathdoc},
     number = {4},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2010_4_a25/}
}