Luong, Quoc Tuyen, Van Tuyen Ong, and Xuan Truc Nguyen. “Some Remarks on Pixley-Roy Hyperspaces”. Hue University Journal of Science: Natural Science 134, no. 1B (June 16, 2025): 5-11. Accessed June 22, 2025. http://222.255.146.83/index.php/hujos-ns/article/view/7340.