Mammadova, Ye.V., and M.G. Abdullayev. “Determination of the Average Value of Phase Permeabilities in Heterogeneously Folded Formations”. Herald of Azerbaijan Engineering Academy, vol. 16, no. 1, Mar. 2024, pp. 49-55, doi:10.52171/2076-0515_2024_16_01_49_55.