Measurements of the low-energy neutron and gamma ray accompaniment of extensive air showers in the knee region of primary cosmic ray spectrum

A. L. Shepetov, А. П. Чубенко, Bachtiyar Iskhakov, O. N. Kryakunova, Orazaly Kalikulov, Svetlana Mamina, К. М. Мукашев, V. V. Piscal, V. A. Ryabov, Nurzhan Saduyev, T. Kh. Sadykov, Н. М. Салихов, Ernar Tautaev, L. I. Vildanova, V. V. Zhukov