“SYSTEMS DIFORMAMIDE NICKEL CHLORIDE-POTASSIUM CHLORIDE-WATER, DIFORMAMIDE NICKEL NITRATE-POTASSIUM CHLORIDE-WATER AT A TEMPERATURE OF 25°C”, ИЗВЕСТИЯ НАН, no. 7, pp. 80–84, Dec. 2023, Accessed: Sep. 20, 2026. Available: https://ilim.uia.gov.kg/index.php/main/article/view/497