@article{DAN_1991_316_2_a13,
     author = {L. S. Ivlev and O. V. Maksimenko},
     title = {Variations of aerosol particle concentration and ground layer ozone
},
     journal = {Doklady Akademii Nauk},
     pages = {319--321},
     publisher = {mathdoc},
     volume = {316},
     number = {2},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_316_2_a13/}
}