@article{DAN_1957_112_1_a7,
     author = {V. V. Alpers and I. I. Gurevich and V. M. Kutukova and A. P. Mishakova and B. A. Nikol'skiǐ and L. V. Surkova},
     title = {An investigation of explosion showers formed by cosmic particles of high energy},
     journal = {Doklady Akademii Nauk},
     pages = {33--36},
     publisher = {mathdoc},
     volume = {112},
     number = {1},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_112_1_a7/}
}