I.T.Karimov, and I.M.Mamarizaev. “Experimental Studies Conducted To Determine Gas Flow Rates Distributed To The Internal And External Mixing Zones Of A Bubble Column Extractor”. The American Journal of Engineering and Technology, vol. 8, no. 01, Jan. 2026, pp. 231-7, doi:10.37547/tajet/Volume08Issue01-21.