(1)
D.Zh. Kalimanova; A.D. Kalimukasheva; J.A. Kubasheva; 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). SCT 2019, 27-31.