Apostolov, Stoyan, and Zhivko Petrov. “On Sequences Which Are Not Uniformly Converging on Any Open Subset”. Serdica Mathematical Journal 49, no. 1–3 (November 20, 2023): 107–126. Accessed October 28, 2026. https://serdica-stage.math.bas.bg/index.php/serdica/article/view/38.