@article{DAN_1987_292_2_a18,
     author = {A. I. Akhiezer and V. I. Truten' and N. F. Shul'ga},
     title = {Influence of photon shower on the creation of a highenergy
},
     journal = {Doklady Akademii Nauk},
     pages = {338--340},
     publisher = {mathdoc},
     volume = {292},
     number = {2},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1987_292_2_a18/}
}