Dubei, M.V., and A.V. Zagorodnyuk. “Linearization of Lipschitz-Polynomial and Lipschitz-Analytic Mappings”. Carpathian Mathematical Publications 3, no. 1 (June 30, 2011): 40–48. Accessed May 3, 2024. https://journals.pnu.edu.ua/index.php/cmp/article/view/3085.