D.Zh. Kalimanova, A.D. Kalimukasheva, J.A. Kubasheva, и A.A. Nazhetova. «FEATURES OF HYDROCHEMICAL AND GEOCHEMICAL INDICATORS OF THE NORTH-EASTERN PART OF THE CASPIAN SEA (ZONES, OIL AND GAS FIELDS OF THE KAZAKHSTAN SECTOR)». Известия НАН РК. Серия химии и технологии, no. 1 (февраль 5, 2019): 27–31. просмотрено ноябрь 23, 2024. http://89.250.84.46/chemistry-technology/article/view/1257.