Janulis, Kęstutis, Donatas Jurgaitis, Antanas Laurinčikas, and Renata Macaitienė. “Universality Theorems for Some Composite Functions”. Mathematical Modelling and Analysis 21, no. 1 (January 26, 2016): 35-46. Accessed November 12, 2024. https://transport.vilniustech.lt/index.php/MMA/article/view/794.