Bulletin of the Lebedev Physics Institute
Bulletin of the Lebedev Physics Institute > 2009 > 36 > 10 > 296-298
Bulletin of the Lebedev Physics Institute > 2009 > 36 > 10 > 293-295
Bulletin of the Lebedev Physics Institute > 2009 > 36 > 11 > 321-324
Bulletin of the Lebedev Physics Institute > 2009 > 36 > 11 > 317-320