[1]
I. Dochviri, “Some comments on regular and normal bitopological spaces”, Ukr. Mat. Zhurn., vol. 58, no. 12, pp. 1720–1724, Dec. 2006, Accessed: Feb. 16, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/3568