Feyzullayev, A. A., V. N. Lunina, and G. T. Akhmedova. “Evaluation of Petrophysical Heterogeneity of Oil-Gas Reservoirs According to the Data of Geophysical Studies of Wells (Guneshly Deposit As an Example)”. Geofizicheskiy Zhurnal, vol. 39, no. 2, June 2017, pp. 137-44, doi:10.24028/gzh.0203-3100.v39i2.2017.97380.