ADILZHAN KUTYMOVICH KEREYEV
L.N. Gumilyov Eurasian National University, Satpayev str., 2, Astana, 010000, Kazakhstan
SABYRZHAN KUBEYSINOVICH ATANOV
L.N. Gumilyov Eurasian National University, Satpayev str., 2, Astana, 010000, Kazakhstan
KULNAR PANABEKKIZI AMAN
Aktobe Regional State University named after K.Zhubanov, A. Moldagulova Ave, 34, Aktobe, 030000, Kazakhstan
ZHUMAZHAN KALDYGULOVNA KULMAGAMBETOVA
Aktobe Regional State University named after K.Zhubanov, A. Moldagulova Ave, 34, Aktobe, 030000, Kazakhstan
BAZARGUL TABYLGANOVNA KULZHAGAROVA
Caspian State University of Technology and Engineering named after Sh.Esenov, Aktau, 130000,
Kazakhstan