[1]
R. R. Salimov and M. V. Stefanchuk, “Logarithmic asymptotics of the nonlinear Cauchy – Riemann – Beltrami equation”, Ukr. Mat. Zhurn., vol. 73, no. 3, pp. 395–407, Mar. 2021, doi: 10.37863/umzh.v73i3.6403.