Klishchuk, B.A., R.R. Salimov, and M.V. Stefanchuk. “Asymptotics of Solutions of Nonlinear Beltrami Equations”. Reports of the National Academy of Sciences of Ukraine, no. 2 (April 15, 2024): 17–22. Accessed December 23, 2024. https://nasu-periodicals.org.ua/index.php/dp/article/view/2141.