HerasymchukV.H., and MaslyuchenkoO.V. “The Oscillation of Separately Locally Lipschitz Functions”. Carpathian Mathematical Publications 3, no. 1 (June 30, 2011): 22–33. Accessed March 5, 2024. https://journals.pnu.edu.ua/index.php/cmp/article/view/3082.