Mukashev, K.M., Arginova, A.K., Baisenova, A.D., Iskakov, B.A., Mukhamedshin, R.A., Novolodskaya, O.A., Piskal, V.V., Ryabov, V.A., Sadykov, T.K., Serikkanov, A.S., Tautaev, Y.M., Zhukov, V.V. and Zastrozhnova, N.N. 2019. Search for structures in the distribution of particles from the central area of wide atmospheric showers conducted on the Adron-55 installation. Physical Sciences and Technology. 6, 1-2 (Jul. 2019), 75–83. DOI:https://doi.org/10.26577/phst-2019-1-p10.