Volume 21, Issue 5, December 2023, Pages 1171-1183
10.22124/cjes.2023.7407
Seilkhan Ainur; Raiymbekova Indira; Zhunissov Abaibek; Zhamanbayeva Manira Krykbaevna; Bukunova Almira Shoshanovna; Toktaganova Gulzhas